OpenTechnical

OT-2026-000079086

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000079086) never changes.

Identity and time

Publication numberOT-2026-000079086 · never reused
Internal UUID01a0ae95-ccbf-7990-86d9-e10082cdde13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079086
StatusPUBLIC

Content hashes

Canonical text449ff6a1eb90ef442beca9d0f2a577dbe575e33249ec928489bcbff742178266
Markdown95bafc6e34f6f02208f4b9cab936b00f957fcdec5539721fd7b4dda112d66a1a
PDF
Publication pagead886b1465a97a8a37c0f9c8170b6dc8d16740045bdc0d4e184a4474610ede2f
Manifeste97c5128ac70fb684cd7f41f4c3ecac72aab0cf8471b0cefef35605943d38868

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
SignatureA6WNbTGRYEdXxEWxfXC4KmB6R2yAkLqC8rl1GGxTXoa4KulYe6XoAt7aopNsB06T+ualg7LsU6wE/MJjSBROCQ==
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

2026-09-17T10:05:55.706887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079086
observed ad886b1465a97a8a37c0f9c8170b6dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.686751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079086/manifest.json
observed e97c5128ac70fb684cd7f41f4c3ecac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.667178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079086/publication.md
observed 95bafc6e34f6f02208f4b9cab936b00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.647530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079086/publication.txt
observed 449ff6a1eb90ef442beca9d0f2a577db...
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.