OpenTechnical

OT-2026-000064570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000064570) never changes.

Identity and time

Publication numberOT-2026-000064570 · never reused
Internal UUID01a0ae8d-a462-79a1-a449-119a5bf2ff4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064570
StatusPUBLIC

Content hashes

Canonical textbf7da2425d475372f188f144a2e52a8ffcb88fcb96d2db28227129ba4b2835b5
Markdown876e0fc18a8a6df5530434debbfc22339c3f0d019d7f8ffeaa1ea64d5a2bf84f
PDF
Publication page268fc21bcce73f3f22f41cb5ee0c57a233d139c0653ca0b83b4f166aaee6c0cb
Manifest5a28501029c075f8ed114ed6995b52791e71068f6ab77e381b0eb65ba40109c8

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
Signature0N/zzJJgdGucrIIgRTwL0kK6Yu0zz3hFyybSKDKO59U1TRy7CXHICOTbfBHxXMNKDc74X3fmoFtVNo5nJDe+DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:47.883264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064570
observed 268fc21bcce73f3f22f41cb5ee0c57a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:47.863960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064570/manifest.json
observed 5a28501029c075f8ed114ed6995b5279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:47.845480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064570/publication.md
observed 876e0fc18a8a6df5530434debbfc2233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:47.826161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064570/publication.txt
observed bf7da2425d475372f188f144a2e52a8f...
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.