OpenTechnical

OT-2026-000014579

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000014579) never changes.

Identity and time

Publication numberOT-2026-000014579 · never reused
Internal UUID01a0ae6d-b27b-748c-83da-6643428daabb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014579
StatusPUBLIC

Content hashes

Canonical text49eecb38f8c253d282be75570a681b4683e395ba5113db197856281b2f0b1006
Markdown95ccabbf4c52f934fbbc2f2c320b5a3d4ec8ec40a3a616f97652d23b909f191b
PDF
Publication pagecd2d53fdab2f89d2ce2a70d6d34b5df08d4268bdff3a53031e454cc68408618a
Manifest852ad006a33854ad53eda256a000e51f22580307592c04175883ffa3a17ea825

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
Signature3h0uUn2Io2p/n5205QE7LWd5Ae3Omo1eO/PMfMHL4YnZz36edPHD6PSZrozP57mMhRsPpOLHSNH5hg743PvQCA==
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

2026-09-17T12:10:27.960746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579
observed cd2d53fdab2f89d2ce2a70d6d34b5df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.941819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579/manifest.json
observed 852ad006a33854ad53eda256a000e51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.922971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579/publication.md
observed 95ccabbf4c52f934fbbc2f2c320b5a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.904672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579/publication.txt
observed 49eecb38f8c253d282be75570a681b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.232762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579
observed cd2d53fdab2f89d2ce2a70d6d34b5df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.214362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579/manifest.json
observed 852ad006a33854ad53eda256a000e51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.197486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579/publication.md
observed 95ccabbf4c52f934fbbc2f2c320b5a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.177955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014579/publication.txt
observed 49eecb38f8c253d282be75570a681b46...
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.