OpenTechnical

OT-2026-000008266

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000008266) never changes.

Identity and time

Publication numberOT-2026-000008266 · never reused
Internal UUID01a0ae6a-908e-7207-9a00-b728f613540e · 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-2026-000008266
StatusPUBLIC

Content hashes

Canonical text98faf51ae9617ad1de8f9052c59de5bbcae27f083cfabfc138305c9d482c0294
Markdowna7cc7e1dd35928d22e6603f30f1e56e4c458f9294369324c54f18df477c759d2
PDF
Publication page013ac0b7d12c4e0b4a64c98e00fb8cef027d5e623ac15e7c2e3e5e9ea98aef89
Manifest742b089809c904497e5b10c3c88059c4d302ed5b6ca17e1423a92bd1fadee744

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
SignatureTI65V/YbRtkej2bltvvGkRldWfnCvmmNIwhR6jQd8myGVkI9h2b5kVurxuNJ8T7JyJ303kw6xtkOavu1Yi+eBQ==
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

2026-09-17T12:20:41.978377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008266
observed 013ac0b7d12c4e0b4a64c98e00fb8cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.959956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008266/manifest.json
observed 742b089809c904497e5b10c3c88059c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.941965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008266/publication.md
observed a7cc7e1dd35928d22e6603f30f1e56e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.924556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008266/publication.txt
observed 98faf51ae9617ad1de8f9052c59de5bb...
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.