OT-2026-000073897
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000073897) never changes.
Identity and time
| Publication number | OT-2026-000073897 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8e-71f0-8a24-4b0ca8d8ea71 · 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-2026-000073897 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d213a8783b841a0a2fd5749e17cbf6fd4c79b48a73cbaacecc0763f66267770 |
|---|---|
| Markdown | b18bb491eb7986c727c67a24a4428acaa7b199ec244910074554bdc312acbe5d |
| Publication page | 69896da9a077d2c8891e80b9413aeb4df6f109b6922ccfcbfd4fdd9e97113d4b |
| Manifest | f14b26998ea0e9b9c23c353c2dea0a84303b176f4a2bae53d9badb2e19dd39a5 |
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 | hMqJHcIjH4pt+lD2qwCe8VirgsK+xyLktRbtV+MSra5hzjlBXmUjSqdzTWyzH1lGiOjletUviyog5T46BfbQAg== |
| 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
| 2026-09-17T10:20:03.133391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073897observed 69896da9a077d2c8891e80b9413aeb4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:03.117766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073897/manifest.jsonobserved f14b26998ea0e9b9c23c353c2dea0a84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:03.099845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073897/publication.mdobserved b18bb491eb7986c727c67a24a4428aca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:03.080688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073897/publication.txtobserved 8d213a8783b841a0a2fd5749e17cbf6f...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
| Custody package | Pending Custody packages are produced weekly. |
|---|