OpenTechnical

OT-2026-000030268

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000030268) never changes.

Identity and time

Publication numberOT-2026-000030268 · never reused
Internal UUID01a0ae73-e500-77b0-b729-76ae5c642608 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030268
StatusPUBLIC

Content hashes

Canonical textee751a4796faa792a816df78d13a2a01bce22da7d9de184da9894b47b34dcbd9
Markdown2d191641ef8c61051c4ba12fe683b6b242e4aa65d44899a8be67fcf4a616b1b0
PDF
Publication pagef2854eaf214d985f4530f812396b90c9c96a4d216bab9c65fd2e4a501f663916
Manifest7e7c8b3f674d549750d71e807e0097a5e1364460516c497f4a1ad3a3dcf0a15e

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
SignatureHAWp3kwICPzh00KKPsAhNBiTC2pMbgpv11O/m+Rf8iwfgLoWradSCTukrm1EXS1fn5yc9FNp/X/gpDWrLrzqCA==
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

2026-09-17T11:40:45.974779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268
observed f2854eaf214d985f4530f812396b90c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.955417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268/manifest.json
observed 7e7c8b3f674d549750d71e807e0097a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.939054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268/publication.md
observed 2d191641ef8c61051c4ba12fe683b6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.917484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268/publication.txt
observed ee751a4796faa792a816df78d13a2a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.890834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268
observed f2854eaf214d985f4530f812396b90c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.874889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268/manifest.json
observed 7e7c8b3f674d549750d71e807e0097a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.855660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268/publication.md
observed 2d191641ef8c61051c4ba12fe683b6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.837592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030268/publication.txt
observed ee751a4796faa792a816df78d13a2a01...
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.