OpenTechnical

OT-2026-000045488

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000045488) never changes.

Identity and time

Publication numberOT-2026-000045488 · never reused
Internal UUID01a0ae7c-f76d-773b-b921-1dc2dced8d1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045488
StatusPUBLIC

Content hashes

Canonical textfab87a667c417c76b327a326fc2ffcc6e05eeeef578166dfbd46da572d0171e4
Markdownfab6f0cc91537d09725e89c7d22a20f2f7a5046b2da8d05ea58684603c42d2f4
PDF
Publication page171d3adeba66da0611480e2ba5c9a7a749fe10c4c67d5adefa4c5010f0184d66
Manifestcb53c47b346870848f8442606c16e60463519184109c3667c6f6704b834fc5f7

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
SignatureheWVAmoqArBnZ5O3+eeXqtU5Bu4IWDmA/g+A1H2h0xJbSZjuSDrCt20NfxtTFzXVO77LbaU0MwMWyuWVHCo3Bg==
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

2026-09-17T11:11:18.184826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045488
observed 171d3adeba66da0611480e2ba5c9a7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.166384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045488/manifest.json
observed cb53c47b346870848f8442606c16e604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.145848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045488/publication.md
observed fab6f0cc91537d09725e89c7d22a20f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.126120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045488/publication.txt
observed fab87a667c417c76b327a326fc2ffcc6...
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.