OpenTechnical

OT-2026-000045534

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045534) never changes.

Identity and time

Publication numberOT-2026-000045534 · never reused
Internal UUID01a0ae7d-8f01-73cc-ba60-6c9a0c164a98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045534
StatusPUBLIC

Content hashes

Canonical text222299945111ca3254afa82973d9b603a2d2898531d78ef00ae28bffc5f7d5a9
Markdown76a18962b843410ed81cfbf20ff1eac183676f3e4f2156ac6cbf1cb41f7b8cf6
PDF
Publication page95e88d82b707956d7671565b0b93d5dbecaf01bc32b15850adb7cf330f7c0b22
Manifest9fe059b38fbc0451950491a3dc775961e722206f96f22470ec14a54a9b3102b9

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
SignatureCf+aIvmpXvxSU5vRR1yLdwguF7YDfVB0L19xGT7mAb1uUlOOtvRO150ao5l+O719CIVVH+qHlq0UJMsYmLcADg==
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

2026-09-17T11:09:16.859572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045534
observed 95e88d82b707956d7671565b0b93d5db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.842268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045534/manifest.json
observed 9fe059b38fbc0451950491a3dc775961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.823064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045534/publication.md
observed 76a18962b843410ed81cfbf20ff1eac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.803916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045534/publication.txt
observed 222299945111ca3254afa82973d9b603...
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.