OT-2026-000073776
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000073776) never changes.
Identity and time
| Publication number | OT-2026-000073776 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7630-ab3c-2e9b76edefd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073776 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b0c442058b58cd4e94a5fb783bb473b5ec15e1d56a4245a8653921a3670b66e |
|---|---|
| Markdown | 4c79d67391defad7fd0bc6c8725fc01385d0604387246ddf76619d9de3404e63 |
| Publication page | 04943cc813bf00778b3c9c14631d84bea20dd1de01d666b9e08bb8a5986e4ceb |
| Manifest | e48dab2f0409b67852f739f3bb63f2dd4996d2b2a3770fa6184dda3671d26114 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | g2h1j5zW5x4lmrW1AiEXbBHElcKTA7vUARuhO9/natxDbHuAize/QVOnCX7g4nJbgyA7Toh560/3VVPjTPpdDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-21T12:42:00.837272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776observed 04943cc813bf00778b3c9c14631d84be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T12:42:00.776191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776/manifest.jsonobserved e48dab2f0409b67852f739f3bb63f2dd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T12:42:00.720599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776/publication.mdobserved 4c79d67391defad7fd0bc6c8725fc013...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T12:42:00.563869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776/publication.txtobserved 0b0c442058b58cd4e94a5fb783bb473b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T04:23:03.729308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776observed 04943cc813bf00778b3c9c14631d84be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-16T04:23:03.714674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776/manifest.jsonobserved e48dab2f0409b67852f739f3bb63f2dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-16T04:23:03.675633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776/publication.mdobserved 4c79d67391defad7fd0bc6c8725fc013...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-16T04:23:03.618556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073776/publication.txtobserved 0b0c442058b58cd4e94a5fb783bb473b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|