OpenTechnical

OT-2026-000039982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000039982) never changes.

Identity and time

Publication numberOT-2026-000039982 · never reused
Internal UUID01a0ae78-d8d7-7f9d-865f-40bed6278060 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039982
StatusPUBLIC

Content hashes

Canonical textdc8a2ef7b56050bc1d0594e6e79c88a5da5bc86cb786fef348914b12a2931303
Markdownf8d1e62398ca39472089e051f8d8cf206549a308cb399a11cefe8852f2310294
PDF
Publication page10d53c0d7610d46e9a045ab35f59adf227b73f87083f3818a85dafa4faf86f6f
Manifestf25147079b33f88cef755fde7b9864f7d050e2f2b526a856b64eeaab490f7e56

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
Signaturesynu9c3nRPIe1a72bR5uOykARz2NAJZ66f/oN5TVvxV8JRc3Y43y1WWAYEgv5iBbZbaRHVNxYH6+E01K3PU/Cg==
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

2026-09-17T11:20:18.690595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039982
observed 10d53c0d7610d46e9a045ab35f59adf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.671569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039982/manifest.json
observed f25147079b33f88cef755fde7b9864f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.650974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039982/publication.md
observed f8d1e62398ca39472089e051f8d8cf20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.630890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039982/publication.txt
observed dc8a2ef7b56050bc1d0594e6e79c88a5...
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.