OpenTechnical

OT-2026-000007101

Publication integrity record

Porous face vacuum gripper, six outlet manifold, pump fed, vented after set down, closed cell

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-2026-000007101) never changes.

Identity and time

Publication numberOT-2026-000007101 · never reused
Internal UUID01a0a972-b966-7254-b023-1e4ac58264d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:01:03.208820Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007101
StatusPUBLIC

Content hashes

Canonical text2a4b8049372fe24127fc4418318f9d2b29a9110360c9e6d3d3ae01b0c79e9011
Markdown73ea5de20e1c109f77bce63bc2e152dc1b79c5ac45c189b83ac7737acc7a2f45
PDF
Publication pagec2f116f210d51332ae6d28ee95a4d7d5bc465c6931390c34facd4a3c3b3bea87
Manifest4253495273840c0a77105dda71a198fe51292bc5d496c95b02a970ca2b887c43

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
SignatureAmefqSsxNt7wavSvKDhG05KjMQaPjAu/40Kj+dIkUuNQ6nduw75YA3knq+/wCWAQo1MGwrFBxbL/8oei/YGWAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:26.957534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007101
observed c2f116f210d51332ae6d28ee95a4d7d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.944111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007101/manifest.json
observed 4253495273840c0a77105dda71a198fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.929608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007101/publication.md
observed 73ea5de20e1c109f77bce63bc2e152dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.916751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007101/publication.txt
observed 2a4b8049372fe24127fc4418318f9d2b...
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.