OpenTechnical

OT-2026-000036536

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000036536) never changes.

Identity and time

Publication numberOT-2026-000036536 · never reused
Internal UUID01a0ae77-46e6-71e3-b04d-1f318caa04f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036536
StatusPUBLIC

Content hashes

Canonical text78842bc83e16a4372bec29b19ee97d2b07dff31555d9e29cd7782bf4592d8a83
Markdown00dc46a4b5f3bd695318162b4b7033d3f1994b9651a86a9bf7f6ac865b30e519
PDF
Publication page1d2cacb169212a59fb35b161d0cf64d1dd02e3cb7f5742088b6218705d2b8160
Manifest8ebc539524f0de72ea1d8542760958aa8d51d89148dbc58ab6c4f600f0117152

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
SignatureK32Amt/iQKGF9apeL4i/G9e5XVhFbGQ/l0nWw2XUyNiD8C2wr0WCEtscLoZf3p52bor/2SeRgse9BO79zJtLBg==
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

2026-09-17T11:25:45.170563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036536
observed 1d2cacb169212a59fb35b161d0cf64d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.154869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036536/manifest.json
observed 8ebc539524f0de72ea1d8542760958aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.137647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036536/publication.md
observed 00dc46a4b5f3bd695318162b4b7033d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.120768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036536/publication.txt
observed 78842bc83e16a4372bec29b19ee97d2b...
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.