OpenTechnical

OT-2026-000051497

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000051497) never changes.

Identity and time

Publication numberOT-2026-000051497 · never reused
Internal UUID01a0ae83-7c80-7daf-a604-64a8a4f38c4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051497
StatusPUBLIC

Content hashes

Canonical textdfc60689e6240782dae5bd50208b9f9eab9346fa34cd3215e84036b7d5a0968e
Markdown04b23320cb6b900cc8f1f5dd01fe3f0f0585ea889915ed5685b6543e989ac2bb
PDF
Publication paged1680516a638dd43abc76194d9ee2b6046cedbe00a3798448582af0ec3a871d1
Manifest081451498948aa7ccc55dcad9d1617a611044102e5c7c055382a36dbf2afda98

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
SignaturezfGSWGshaiVmS/P4cawVoErSUlKDy0flVPjp4Fry+8uEdhvZKPEsxkiiIzG9r32tnT3GhAllTWhOUiTvYc6XAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:18.720214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051497
observed d1680516a638dd43abc76194d9ee2b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.700213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051497/manifest.json
observed 081451498948aa7ccc55dcad9d1617a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.682082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051497/publication.md
observed 04b23320cb6b900cc8f1f5dd01fe3f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.663886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051497/publication.txt
observed dfc60689e6240782dae5bd50208b9f9e...
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.