OpenTechnical

OT-2026-000102636

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off 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-2026-000102636) never changes.

Identity and time

Publication numberOT-2026-000102636 · never reused
Internal UUID01a0aea4-858b-76b6-8e57-3c953b744d28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102636
StatusPUBLIC

Content hashes

Canonical text554f3f024ae8ecb72cf85d9632ae5cbc4dec7baa542134627424882e1338c31f
Markdown395ffcc920dc002b0199f35b026bd45300cf7fb903848b5e94ff48011fca1dc2
PDF
Publication page19d5828661b72bb9c950d277024dedee628f5c5e4dbf36aaa28659984e9ae2dc
Manifest13660b3a3b292d7ce704e8938e0bd3b851e50a17b3798b7cc0e507af3440894f

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
SignatureVIo1eb+aEwJRRO2RNSAQJzYNIBly6L2jokO6kFpFbi8s1qsxMUsPT+wO+KuU3mhDK5kzM348FAaWWj9wATRYDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:07.856947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102636
observed 19d5828661b72bb9c950d277024dedee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.836979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102636/manifest.json
observed 13660b3a3b292d7ce704e8938e0bd3b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.814771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102636/publication.md
observed 395ffcc920dc002b0199f35b026bd453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.795681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102636/publication.txt
observed 554f3f024ae8ecb72cf85d9632ae5cbc...
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.