OpenTechnical

OT-2026-000051639

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000051639) never changes.

Identity and time

Publication numberOT-2026-000051639 · never reused
Internal UUID01a0ae83-7c82-765f-ac8e-843863fef50c · 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-2026-000051639
StatusPUBLIC

Content hashes

Canonical text3db83fc9a943891a54f0e928eb0ede3642d4d01a303385542562c028e3deeea9
Markdowncd02702356fd4d2843d7359b72978c90fcf62176911b751ecafe8019076ad270
PDF
Publication page549c914640ca324ef9fb138ac8acea8077b9c3d8a7494dd164110b0540c7dea6
Manifest102fb9da9e04a314b78e6c52f5cad4ca523283dc8ff507f399958b5d27f5004d

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
Signaturecqz9jJjho982CnDuXiInRTgLU2TxqhevBTgodXBlMktxyYC0TDh9gjyFryO9qwrhIsOqZHV4Gfxdx2CKum2OCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:29.986890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051639
observed 549c914640ca324ef9fb138ac8acea80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.970114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051639/manifest.json
observed 102fb9da9e04a314b78e6c52f5cad4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.952429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051639/publication.md
observed cd02702356fd4d2843d7359b72978c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.933172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051639/publication.txt
observed 3db83fc9a943891a54f0e928eb0ede36...
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.