OpenTechnical

OT-2026-000025014

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line 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-2026-000025014) never changes.

Identity and time

Publication numberOT-2026-000025014 · never reused
Internal UUID01a0ae71-2728-738a-9060-68df05a29c40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025014
StatusPUBLIC

Content hashes

Canonical text85dfa7a660c66f3bbe2431b3cc22815d2f8a1451afbb0f63ec7447aae397415e
Markdowne282256ce8ab46c678641b52e8a5406f9e944777cf84ab6194dd6f7df4e5fa99
PDF
Publication page09949bb5956f5fe0258d26244d2201458c4a484eef02a3901b485be02c54413a
Manifestb0894e71a5c9ebf1b7509f00b9380796a0acf07b671e11605029289a635c3caf

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
SignaturerTrvm89fL3gqlMY9NioVGZVLUsqvERIQm9hvrp64beedez/mNtlvYDIe1lpMGbjAFt3hUrJLsOpXRn3frA7IBg==
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

2026-09-17T11:48:24.890888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025014
observed 09949bb5956f5fe0258d26244d220145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.874405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025014/manifest.json
observed b0894e71a5c9ebf1b7509f00b9380796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.856430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025014/publication.md
observed e282256ce8ab46c678641b52e8a5406f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.838227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025014/publication.txt
observed 85dfa7a660c66f3bbe2431b3cc22815d...
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.