OpenTechnical

OT-2026-000059174

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000059174) never changes.

Identity and time

Publication numberOT-2026-000059174 · never reused
Internal UUID01a0ae89-8612-7de1-90cc-0801b792ac52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059174
StatusPUBLIC

Content hashes

Canonical textf431a4f8104d16819437f474080f4ed16844a900d8fecb4bd5d76c76c4489ac9
Markdown6818cc2d9c6e5ff8876ed7eb62c6995783b11de81992bd7d5d5157777ac202bb
PDF
Publication pageef0737056d1d71381b71d40be93a42e988d22b262166ba33100e0cdafeed85d2
Manifest95bf0710a6c635470c94abf786167d3e6e68fb240bbdd521793aada972bb99b2

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
SignatureRxWLYoaBFdVbK2WnckCbPEVQaZ9ZZZICvuHhGcPs94LI6iLvcdhP+tZVlZ/vQLMS92xIGMkHvSVywWDh3rpoDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:07.843029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059174
observed ef0737056d1d71381b71d40be93a42e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.824792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059174/manifest.json
observed 95bf0710a6c635470c94abf786167d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.806112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059174/publication.md
observed 6818cc2d9c6e5ff8876ed7eb62c69957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.787871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059174/publication.txt
observed f431a4f8104d16819437f474080f4ed1...
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.