OT-2026-000087831
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087831) never changes.
Identity and time
| Publication number | OT-2026-000087831 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-77fd-8754-bab6563dbaff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087831 |
| Status | PUBLIC |
Content hashes
| Canonical text | 104e9605c14185833c2404516e2d7ab66f531ad0be2adcac60ee2a0d4510d4f9 |
|---|---|
| Markdown | 65298638a8f7eff3053be3aad23a6b12eb5e38f6f2d7d44dd6402f8c271649de |
| Publication page | 5edf97c803e0301977650f1707c3d7155d2377ebb880de329b4732224f2c5eff |
| Manifest | 644560a8f453e52a488327329ae69b3053f72d87db06b918c586099513d52587 |
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 | T09id3ShoSaqGEnsRdevU4e5CzIQuxLWOzihcIs+2J/7r+5JtjsHVuV/WST/SNHWunE2jzofxaMqYMjzkKhQDg== |
| 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
| 2026-09-17T09:49:04.345393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087831observed 5edf97c803e0301977650f1707c3d715...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:04.327594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087831/manifest.jsonobserved 644560a8f453e52a488327329ae69b30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:04.309812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087831/publication.mdobserved 65298638a8f7eff3053be3aad23a6b12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:04.291383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087831/publication.txtobserved 104e9605c14185833c2404516e2d7ab6...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. |
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