OpenTechnical

OT-2026-000076518

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000076518) never changes.

Identity and time

Publication numberOT-2026-000076518 · never reused
Internal UUID01a0ae94-6a71-7567-8e58-cc0ee8f2b40f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076518
StatusPUBLIC

Content hashes

Canonical texte44dbf3387e90def7da75d59aaec37d025363ec38ea1e798f8d7301fe9a7ffe2
Markdown1625e3236f0375fc73908084411d97421566d7e7d3f8eb5ac229e01abc95519f
PDF
Publication page1d4753b9fe47157bd74b052915a52b629bc4024bdf045f12668930438d457f30
Manifest8528ca066710c7d47169d8a9bbb2f1811f76c1aa3725b857e5d9019896123c1e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturevO1t4azEgXBe6UtWWu8GUbS+Af3E6tiMyudAJPAZBW6yfz7cTPKJo4efdgtmZY8ANWHjKbo4u1poZG5P1LolCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:50.311242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076518
observed 1d4753b9fe47157bd74b052915a52b62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:50.294022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076518/manifest.json
observed 8528ca066710c7d47169d8a9bbb2f181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:50.275575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076518/publication.md
observed 1625e3236f0375fc73908084411d9742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:50.256500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076518/publication.txt
observed e44dbf3387e90def7da75d59aaec37d0...
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 archivePending 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 packagePending Custody packages are produced weekly.