OpenTechnical

OT-2026-000060129

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000060129) never changes.

Identity and time

Publication numberOT-2026-000060129 · never reused
Internal UUID01a0ae8a-5a71-7f89-8f6a-25b06e0607ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060129
StatusPUBLIC

Content hashes

Canonical text9a065ff56c8829bc491e18ef533b65c31a857e15244192f94aa43d6f37985193
Markdown16ece706576047baf83f2228714859b8c707b73f9e97bd383bb11fea0b9239a1
PDF
Publication page723492cf445e957cc69f57e7d5536925c863e20c8d151d0225564ec5d43f29a1
Manifeste0728c9049b5930bc5ec068405b7922a88dd8508c37ef03256942c7bad2fa9b0

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
SignatureslmHA6W5KDAv4a9BxVQwLCEH5zfzSug+jq6yobs+9D/1MFyJveuZeG/VwUWH5MeZJLln0grtMRnCeBSTHNDtDw==
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

2026-09-17T10:43:46.810231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060129
observed 723492cf445e957cc69f57e7d5536925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.792600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060129/manifest.json
observed e0728c9049b5930bc5ec068405b7922a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.775042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060129/publication.md
observed 16ece706576047baf83f2228714859b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.756260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060129/publication.txt
observed 9a065ff56c8829bc491e18ef533b65c3...
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.