OpenTechnical

OT-2026-000036618

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line 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-2026-000036618) never changes.

Identity and time

Publication numberOT-2026-000036618 · never reused
Internal UUID01a0ae77-46e7-7d39-9beb-2abe3898dfcd · 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-2026-000036618
StatusPUBLIC

Content hashes

Canonical text59e724b8e2621b4aeaae02d76f8be20550d7c1316679f4a47d6a8ecee6df2f2a
Markdown723ff451392cddaad85054e16df7a8b3fec8143c5cef6f2bf57be60e189c3749
PDF
Publication page56d3594d62242148775f5b653bb7d8fb5507765e3d5cc7c2e0ac7a654ed981b5
Manifest462621e92bd5321643832647e54b9da2a3616b72c8566c8aa3e56dde06e6ec55

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
SignatureGvMQNGaKtIxskWDsIxn2Nb7rAo4CcmS1VHpebnpapVZ2i1BZ/x/Uj50OJ0Wn2w8NappIl/udMfUB50Tm5WkCCA==
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

2026-09-17T11:25:51.055711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036618
observed 56d3594d62242148775f5b653bb7d8fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:51.038523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036618/manifest.json
observed 462621e92bd5321643832647e54b9da2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:51.021730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036618/publication.md
observed 723ff451392cddaad85054e16df7a8b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:51.005294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036618/publication.txt
observed 59e724b8e2621b4aeaae02d76f8be205...
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.