OpenTechnical

OT-2026-000051682

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000051682) never changes.

Identity and time

Publication numberOT-2026-000051682 · never reused
Internal UUID01a0ae83-7c82-7827-a4a7-4dd5d9acb50c · 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-2026-000051682
StatusPUBLIC

Content hashes

Canonical text777d54e5a2c60abe18585b4d54b67445f9f3546846c50bb949af872b9e9138ee
Markdown67a8e5a71da113bc9437d4de2b4d3482380c83bbdc65a9c44f906762938b8c08
PDF
Publication page9d1c532c840e54cf467d28f44f2708f0b7fed6a08de3ac51a8d5a5a6e030ba4e
Manifest9f90f7e72b316ea2ae161eac267996874a27f62c4f5aa7959c04a9b888d11892

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
SignatureSb7rgn+VLidqVv0IsJMpiEU8L9pbK/Mn6+5GDrz5TosHWCnSMI1NS/kcSMqPaihiFx4LNhh57VRl5m8UmYfFBQ==
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

2026-09-17T10:58:33.401880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051682
observed 9d1c532c840e54cf467d28f44f2708f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.384693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051682/manifest.json
observed 9f90f7e72b316ea2ae161eac26799687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.364822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051682/publication.md
observed 67a8e5a71da113bc9437d4de2b4d3482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.347952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051682/publication.txt
observed 777d54e5a2c60abe18585b4d54b67445...
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.