OpenTechnical

OT-2026-000079000

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000079000) never changes.

Identity and time

Publication numberOT-2026-000079000 · never reused
Internal UUID01a0ae95-ccbe-74b7-b5f1-8bb9d0b5592b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079000
StatusPUBLIC

Content hashes

Canonical text14c4f3252ef5bf13fa8a80506d32a54d695a52ed4e64db1382c1f6f7b56b17ad
Markdownc6b5fa874d952ed38debdb57dc2e7410a37bde4c8e971b082fd047afa30bd2d2
PDF
Publication page364eece141abbeb54730b59bd9bd523108d450728bdfd12b8a897e0be5c2a68d
Manifest51e4d48eed96990379216490fdb135f5e11908e7144053065b7c2b8e82205311

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
Signature1YP4rUmA6KI06h5DMYhmc2V1gqVT0zeRg6Dzl3U8B47dS6Vt2kKxIrkuYFK64v5nH7drnjeZue+vlPfs9DlIAQ==
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

2026-09-17T10:05:23.826306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079000
observed 364eece141abbeb54730b59bd9bd5231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.807560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079000/manifest.json
observed 51e4d48eed96990379216490fdb135f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.789704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079000/publication.md
observed c6b5fa874d952ed38debdb57dc2e7410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.771493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079000/publication.txt
observed 14c4f3252ef5bf13fa8a80506d32a54d...
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.