OpenTechnical

OT-2026-000044558

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000044558) never changes.

Identity and time

Publication numberOT-2026-000044558 · never reused
Internal UUID01a0ae7c-39d9-7fc4-859d-c5db27471331 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044558
StatusPUBLIC

Content hashes

Canonical text219252816f492b5085961cf89c05d21f4135e6d2f7c9c1c3ce238a876f2077b6
Markdown6724983cb3d1f7601d700d708c98bbe9d8b439bcd4d21f75a9f70db00c11ce03
PDF
Publication pageb6a4abe6f1f4f903aba5c375a5082d43f52c2c76c1923006520dbad53a09d23b
Manifestba8aa9ca617cab34ecd600cba4e7ca0734e465975a3d896b9b94ae92e2ffa6f1

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
SignatureE4mhIcSq+XGy/CO/7nTP4yR1bIsAoPwpwTCyOkMcgl7Dt3XmoCi9EAvnhhsHPow457PQl8p3ZRLjg8F1elvIBw==
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

2026-09-17T11:11:44.948972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044558
observed b6a4abe6f1f4f903aba5c375a5082d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:44.928273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044558/manifest.json
observed ba8aa9ca617cab34ecd600cba4e7ca07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:44.910506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044558/publication.md
observed 6724983cb3d1f7601d700d708c98bbe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:44.893040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044558/publication.txt
observed 219252816f492b5085961cf89c05d21f...
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.