OpenTechnical

OT-2026-000077470

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000077470) never changes.

Identity and time

Publication numberOT-2026-000077470 · never reused
Internal UUID01a0ae94-f50a-70ce-8523-3be49fc04e0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077470
StatusPUBLIC

Content hashes

Canonical text23bfc9dd6e22d2c6dc03bb34947c4565df057e3f93b2db2f3c732f1df87f514a
Markdown1d8464067187e4a4e75ac96f1097b358d5740ca3a7dd82c479c6e97ef4889350
PDF
Publication page7c35634a1df5e769f1c418e7241bf8e9afa6e6369e39798a95434fb1a1de012d
Manifest2d1aba3e6f2527768b62f8b08df715e34051b5639eb79ca8b72b11d75b383d8b

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
SignaturemMnMQV2VAWLcdXpCHMdSjVT0PGchJZUj6b46Hnv7cU64t2C7Wjyv2BMWp1zbeYM2mzhstIOBU7/4m3sKOKTNBQ==
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

2026-09-17T10:10:52.715911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470
observed 7c35634a1df5e769f1c418e7241bf8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.697350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470/manifest.json
observed 2d1aba3e6f2527768b62f8b08df715e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.307393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470/publication.md
observed 1d8464067187e4a4e75ac96f1097b358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.289920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470/publication.txt
observed 23bfc9dd6e22d2c6dc03bb34947c4565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:23.382594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470
observed 7c35634a1df5e769f1c418e7241bf8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:23.363906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470/manifest.json
observed 2d1aba3e6f2527768b62f8b08df715e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:23.343833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470/publication.md
observed 1d8464067187e4a4e75ac96f1097b358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:23.324153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077470/publication.txt
observed 23bfc9dd6e22d2c6dc03bb34947c4565...
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.