OpenTechnical

OT-2026-000025370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000025370) never changes.

Identity and time

Publication numberOT-2026-000025370 · never reused
Internal UUID01a0ae71-5fa7-784c-89ff-fa84d12bd819 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025370
StatusPUBLIC

Content hashes

Canonical text45feb203793d8cec8cd35953882413e37485782bfe86128731548410e160f1d5
Markdown61da325d190574cf030709ea94a54c6120da04f939d56667fc96ed728d6d17d2
PDF
Publication pagef7d39a59a4a5e03dbcf639a4f3901056fb0d4af3f9bdc4bd12a6a01b4d988546
Manifest6b77d797e0ce0d2885fe30da417844029ac2f0bc14eee6523a12d3a9c6bccca8

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
SignatureIxHOR3arAFaevzWPZ2SveoanfbgC8jzfVb+SI/GlYpE3at+WnqFG0TiSUolGqWgfYbt5W9mtwWk6oY64xeObBA==
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

2026-09-17T11:47:25.902769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025370
observed f7d39a59a4a5e03dbcf639a4f3901056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.886004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025370/manifest.json
observed 6b77d797e0ce0d2885fe30da41784402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.869831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025370/publication.md
observed 61da325d190574cf030709ea94a54c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.852632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025370/publication.txt
observed 45feb203793d8cec8cd35953882413e3...
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.