OpenTechnical

OT-2026-000032955

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, 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-2026-000032955) never changes.

Identity and time

Publication numberOT-2026-000032955 · never reused
Internal UUID01a0ae75-4843-7ccc-a01f-b4028ee559ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032955
StatusPUBLIC

Content hashes

Canonical text14786766d16a34611ca4a10d3b6b916a72b50b45dc119c671b3cb68293e4d9d4
Markdown78e152f2aafb39cc6121ab7a89050d241355fb78f5dce904c8688306171a74ca
PDF
Publication page03089bd494d561a822f0f8b9625b89b985de777a4272a138311c8a341d2fd6bd
Manifestf385bf321fc0792b1de5012c73abd9b82a871c31aa40621a5129a41dde6444a0

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
SignatureN3l4V6847Gd5A2FIXWcI10msZQs5ygwGZzIAqkwZygMOAQ0XEbIuJ0j9v1uc/Qbim7uMiyEPx7xadXUWT/HVAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:33.611904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032955
observed 03089bd494d561a822f0f8b9625b89b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.593908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032955/manifest.json
observed f385bf321fc0792b1de5012c73abd9b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.574649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032955/publication.md
observed 78e152f2aafb39cc6121ab7a89050d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.555798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032955/publication.txt
observed 14786766d16a34611ca4a10d3b6b916a...
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.