OpenTechnical

OT-2026-000098874

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000098874) never changes.

Identity and time

Publication numberOT-2026-000098874 · never reused
Internal UUID01a0aea2-8286-7a38-bd69-17a81a5f62f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098874
StatusPUBLIC

Content hashes

Canonical texta3e3f62bf6446f2366d99335d4047c9d2be65f27d8b362a9231a01fe9c025f78
Markdown5e33d8bc4c21e0504dd84b830e905c5d99b18145ff7e908fe5522aa62ee246ff
PDF
Publication page8a76d047a1bbff5ba9fc626ff89361e6b964dc6ee8ed80dbd2ff5ff619951dcc
Manifestb51512d6518ef8cc368bf661e3a6600332f4a7f4a6769843565bbab9a464b4ab

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
SignatureQ4FPb8VYkHEXkvvEcG6F/r86E5GH480dH32GEa3gN5KrfBY59WYz2BLtlc2LseZveT9XKfp7C+NRK0j6ol8WCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:55.359628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098874
observed 8a76d047a1bbff5ba9fc626ff89361e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.340580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098874/manifest.json
observed b51512d6518ef8cc368bf661e3a66003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.322986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098874/publication.md
observed 5e33d8bc4c21e0504dd84b830e905c5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.303705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098874/publication.txt
observed a3e3f62bf6446f2366d99335d4047c9d...
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.