OpenTechnical

OT-2026-000026100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000026100) never changes.

Identity and time

Publication numberOT-2026-000026100 · never reused
Internal UUID01a0ae71-a840-7474-ad2b-2fb1381ccfcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026100
StatusPUBLIC

Content hashes

Canonical text2bfea8b296d0ea5f021716668fc317b8ae6497514c56dbd710d08f38f6b892e6
Markdown2c53b2a1711f9b7095019f3c892e10a0ea0de9bbee8bd582cd70f28a6ce3e9f5
PDF
Publication page889b5706d66eb0508395b48e549339ae03bc9c47e35cfac9ebe02ca8e4a8bd9c
Manifest8726bd40d2f4014e382bef694d6c0e89b5ce218db3cb7235c91430ec92026ab4

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
SignaturezH9rsVHnYqhVhmprXpy0o2QdXa3VxwCSfFPgihGUMF1vqvQxs6+cLx/um+55I5xK9zSZ/UhMo3g5GaHZ09AqDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:36.021318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026100
observed 889b5706d66eb0508395b48e549339ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.002851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026100/manifest.json
observed 8726bd40d2f4014e382bef694d6c0e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.986064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026100/publication.md
observed 2c53b2a1711f9b7095019f3c892e10a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.966738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026100/publication.txt
observed 2bfea8b296d0ea5f021716668fc317b8...
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.