OpenTechnical

OT-2026-000007676

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000007676) never changes.

Identity and time

Publication numberOT-2026-000007676 · never reused
Internal UUID01a0ae62-76bd-7efc-8405-bcd793e1d231 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007676
StatusPUBLIC

Content hashes

Canonical text342f651a3e802cca7cc69f0127fc43514c4381b5218b981a312a3f6bceac03cd
Markdownaa754eddeda6ab53d02b3c5bda52ec98770210dff9f077bfb275f3b8206c79ba
PDF
Publication page3234a38e7d1e6cc8ee591d6176faef4085af4acf9346afbece1dc162b37aa4f7
Manifeste3ee364c7d13199b6fcc0a7965e6531904722665f23326f4c1e63bfa228de09c

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
SignatureWCO6lQjtt8NDy8VFwkSGcmND+yUkSAenerIMK+rbcteDwnrGaDl1XMm/2kQ5aFbhuglALEZw0CfD3UIbggFeBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:18.119501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007676
observed 3234a38e7d1e6cc8ee591d6176faef40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:18.102200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007676/manifest.json
observed e3ee364c7d13199b6fcc0a7965e65319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:18.083031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007676/publication.md
observed aa754eddeda6ab53d02b3c5bda52ec98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:18.064573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007676/publication.txt
observed 342f651a3e802cca7cc69f0127fc4351...
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.