OpenTechnical

OT-2026-000051459

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000051459) never changes.

Identity and time

Publication numberOT-2026-000051459 · never reused
Internal UUID01a0ae83-7c80-76e7-b749-8ab3305c53e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051459
StatusPUBLIC

Content hashes

Canonical text69096c54896f23ed9cd81a1491f6de8fc6f125e5e638350925dd2e657fc024cc
Markdown1fb8ae7e6b8ecfc3846e2f0a9b289fe2b2a519fddb1c97c95e3a4ab5b856c028
PDF
Publication page3328601a8d513d110f316edac9ac34ec116b170130a64d4a1f7699a6469e9b65
Manifesta45973b6dde94979d3cc668a9d1347b04ba3747030e1de3b93fccfc63091c8b6

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
Signature0PeTu9Hmpl5TRjClGu8uihRme5oXmhoFczfZi3jLd1y+9jKFWp5ZCzhP0c1pwoZbQqKoq+NKmiArns0YAJgZBw==
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

2026-09-17T10:58:11.324269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051459
observed 3328601a8d513d110f316edac9ac34ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:11.303238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051459/manifest.json
observed a45973b6dde94979d3cc668a9d1347b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:11.284699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051459/publication.md
observed 1fb8ae7e6b8ecfc3846e2f0a9b289fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:11.264681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051459/publication.txt
observed 69096c54896f23ed9cd81a1491f6de8f...
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.