OpenTechnical

OT-2026-000014492

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000014492) never changes.

Identity and time

Publication numberOT-2026-000014492 · never reused
Internal UUID01a0ae6d-b27b-7da5-bae9-15bcb81e983e · 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-2026-000014492
StatusPUBLIC

Content hashes

Canonical text5d0b00f344c7aa2a5d65156eac7179a2ab27927f32094cd4cdd0adb745b9f2ec
Markdownd82bf72461217f496e6cf09810086cd0284e96e377bf60511254460e42448c80
PDF
Publication page79e37bc386107b3234ba964c192dd91bb6cacb86b6ea57aa845409556cc203ba
Manifesta1b6f7a3dd7f10152c54d95d83737ac0627fedf4ebc4001f5c95064fe0b4e651

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
Signature0bgExYt0pRcIiTHLz3xRoFztXZE7I6vhZ/MKZrUX3XgQPUCtYcG363BfpIAePn8v9C3S+A055bt/IUcQ+LpMDQ==
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

2026-09-17T12:10:19.041351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492
observed 79e37bc386107b3234ba964c192dd91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.013383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492/manifest.json
observed a1b6f7a3dd7f10152c54d95d83737ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:18.992423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492/publication.md
observed d82bf72461217f496e6cf09810086cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:18.972173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492/publication.txt
observed 5d0b00f344c7aa2a5d65156eac7179a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.742441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492
observed 79e37bc386107b3234ba964c192dd91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.726121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492/manifest.json
observed a1b6f7a3dd7f10152c54d95d83737ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.707701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492/publication.md
observed d82bf72461217f496e6cf09810086cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.688856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014492/publication.txt
observed 5d0b00f344c7aa2a5d65156eac7179a2...
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.