OpenTechnical

OT-2026-000031310

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000031310) never changes.

Identity and time

Publication numberOT-2026-000031310 · never reused
Internal UUID01a0ae74-87ac-7d61-a62b-b0f49874e9d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031310
StatusPUBLIC

Content hashes

Canonical text603abe45811dcdc9080027cda248c39986f77d5c4f662a0baa2d28806a419d65
Markdown029227bf75bf33267288dd8bfb8009d9f209b143d6b014bbc511e8216fde5667
PDF
Publication page64c04ca98cd440e2fd4cd371dfd5b5f9a7c77fe35d861d5adc59d9f37a180eec
Manifesteeb72c5ce872819e1623bdf7beff9494b0c66a68cbd87e3bf9f3c5cdc95ce819

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
Signature3PKYWgd9NZknheeb83mbdGCTRylsDEJkaDGQK3OXHuloNbmtWIUo4tdvMZ2vaDmIPa2rWqxfTWpaFBT2NhfcDg==
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

2026-09-17T11:35:54.066350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031310
observed 64c04ca98cd440e2fd4cd371dfd5b5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:54.048538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031310/manifest.json
observed eeb72c5ce872819e1623bdf7beff9494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:54.027488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031310/publication.md
observed 029227bf75bf33267288dd8bfb8009d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:54.008077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031310/publication.txt
observed 603abe45811dcdc9080027cda248c399...
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.