OpenTechnical

OT-2026-000079095

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000079095) never changes.

Identity and time

Publication numberOT-2026-000079095 · never reused
Internal UUID01a0ae95-ccbf-7960-aca2-9f0d70440cde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079095
StatusPUBLIC

Content hashes

Canonical text0d5591cc72a196373d7a56490e11bf3beacfcb68dcce09677cdd2ff76afa61eb
Markdowna8e1e363d51e48e6d3645932944bb7115deec7290dfd70d2d88a59100dc8b96b
PDF
Publication pagebdece676a01294dcb50420a4bcc6526f402e94f8adcc75375c5eeda3c7c7dee5
Manifeste16ddaf8b7892d7ea2475dba05646af1d5e46e430de79e837f436fea7fdd0a07

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
SignatureqcAoBW5yjtmHympHVdduhL/JvcAhMYC4hpyuYSb+X6EK4oZE+bWRLqSoYQUFrdb8nhqtfEf4hfkNFTajxp/TCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:56.395787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079095
observed bdece676a01294dcb50420a4bcc6526f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.376924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079095/manifest.json
observed e16ddaf8b7892d7ea2475dba05646af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.358721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079095/publication.md
observed a8e1e363d51e48e6d3645932944bb711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.340294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079095/publication.txt
observed 0d5591cc72a196373d7a56490e11bf3b...
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.