OpenTechnical

OT-2026-000007824

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000007824) never changes.

Identity and time

Publication numberOT-2026-000007824 · never reused
Internal UUID01a0ae6a-908a-73da-8749-2ec465980d04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007824
StatusPUBLIC

Content hashes

Canonical texte0a62b4a9d82c4e5b13247c7eb6325c82fb42577019656b6357ef19a3e4eee40
Markdown1728da182e925be69607fda7d0aabba51cdc7668e489d58297297a7e2444d9fe
PDF
Publication page939c424be3c357961b3d4f95ae835093622ae059261e7827ae567df378be23a6
Manifest7931e4c20f0aa47e682e68b8c69c84f960632cc03943c46ee885d3c90827e5f0

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
SignatureUnzTimfGsQAGNrGPGXYCVpk6kOXp8rgwZxqSxzXPaHRqwrbohu+aSfvHHsjjFA3bidBkvSo5oNxOPe1vyvbHBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:16.322055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824
observed 939c424be3c357961b3d4f95ae835093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.302203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824/manifest.json
observed 7931e4c20f0aa47e682e68b8c69c84f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.281635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824/publication.md
observed 1728da182e925be69607fda7d0aabba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.264596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824/publication.txt
observed e0a62b4a9d82c4e5b13247c7eb6325c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.429312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824
observed 939c424be3c357961b3d4f95ae835093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.410970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824/manifest.json
observed 7931e4c20f0aa47e682e68b8c69c84f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.392123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824/publication.md
observed 1728da182e925be69607fda7d0aabba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.372773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007824/publication.txt
observed e0a62b4a9d82c4e5b13247c7eb6325c8...
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.