OpenTechnical

OT-2026-000051653

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, vented before 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-2026-000051653) never changes.

Identity and time

Publication numberOT-2026-000051653 · never reused
Internal UUID01a0ae83-7c82-77fb-894d-548c1ebd4c9f · 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-2026-000051653
StatusPUBLIC

Content hashes

Canonical texta7e0d9e6a8c3df9552e979abeadcee2746aaefb61b25bd3804c86edc4fc5592c
Markdown3e07d086f2319aa83d9cc3ed050bfdd8ba96a284c6d1cd9510ca7cccc77df68c
PDF
Publication page3c79cfaef9f83742f33c7d696559f111aae12b5f54dedaff689337becc715811
Manifest3777f1a8a01ab9bfe3fe58884c6e01597a2cd504573ae533a7228f759401a0bc

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
SignatureO1e2Eluu/fClV3CGAaDn/Pm0pAOaLFNJ34BwJf+nyArroayORDZP3QNknzBGnrK9s23YrsYEpck4HNC7fze2BQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:31.073234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051653
observed 3c79cfaef9f83742f33c7d696559f111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.056792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051653/manifest.json
observed 3777f1a8a01ab9bfe3fe58884c6e0159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.038727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051653/publication.md
observed 3e07d086f2319aa83d9cc3ed050bfdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.020715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051653/publication.txt
observed a7e0d9e6a8c3df9552e979abeadcee27...
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.