OpenTechnical

OT-2026-000059867

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000059867) never changes.

Identity and time

Publication numberOT-2026-000059867 · never reused
Internal UUID01a0ae89-ec26-75bf-9a8c-3d60fca50c3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059867
StatusPUBLIC

Content hashes

Canonical texta72b4c304cb618e6cba161fc31517ab0d63d3d7e14add2d4d111718a558eed0f
Markdownfead05328797f1e9c0499c9c573b9a3425385d12e31833c5a21251dad9d81e15
PDF
Publication pageba23486b210a8b3678810e8102c917ecc8b0a732a6b9a8bdac34d9c277f6b728
Manifest3a94f5e91ab3453e2a25210097fd63821973fe678914c88d944cfb8410e6b371

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
Signature5vkkEYPrKkaZl55JitLsdUDDa0uVUPZE2xCTXHE0UAj4SIgUHJtewHZ+Ki7KMJrEJfNmh89nm4xgUZRnQ2/jDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:37.294944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059867
observed ba23486b210a8b3678810e8102c917ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.279748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059867/manifest.json
observed 3a94f5e91ab3453e2a25210097fd6382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.263768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059867/publication.md
observed fead05328797f1e9c0499c9c573b9a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.246862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059867/publication.txt
observed a72b4c304cb618e6cba161fc31517ab0...
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.