OpenTechnical

OT-2026-000078718

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented after set-down

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-2026-000078718) never changes.

Identity and time

Publication numberOT-2026-000078718 · never reused
Internal UUID01a0ae95-ccbc-718d-b488-2487b0148616 · 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-2026-000078718
StatusPUBLIC

Content hashes

Canonical text90258534a4d9f50c3198ca286d746f65c556b2709d4a7d4746419b6aa5228cfa
Markdowna19978688b1712f481230b4b6fc5a48a1261fd81d18666969e6f753dc03d3287
PDF
Publication pagefaf48c20e671dbbf76aacd4092041c4c1eb5aac9728d7c71eac43fbebc83d0c4
Manifest436300067ff42641ceed06458756027773df0790a4af1a2c599a5639d352a32a

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
SignatureeeKjlSiT0sPn3dzjMzcZwi8odrgA9x+Yap9209H4LN1hY8DoQaeBAVJ4dv4xt4qE1H9i1ufObZrLjV3YvIZcBg==
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

2026-09-17T10:05:20.193951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078718
observed faf48c20e671dbbf76aacd4092041c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:20.177234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078718/manifest.json
observed 436300067ff42641ceed064587560277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:20.159592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078718/publication.md
observed a19978688b1712f481230b4b6fc5a48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:20.143553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078718/publication.txt
observed 90258534a4d9f50c3198ca286d746f65...
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.