OpenTechnical

OT-2026-000060131

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000060131) never changes.

Identity and time

Publication numberOT-2026-000060131 · never reused
Internal UUID01a0ae8a-5a71-714f-bded-abbb54212fc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060131
StatusPUBLIC

Content hashes

Canonical text083b1be869e4d5540f43f808081406959d8b551090814e8ea3f4cb18ec06d7aa
Markdownc4dc0506a878c9b01ec94c8a633ce0a0ff82d6b7f40733e18a49694700a47fdc
PDF
Publication page645c051d0f471c5d42d9a4abaed5fe4ed93983b2f76ea03e32ec9f9f8f96eb41
Manifest09ce570e6c56933131deaee3358b2d26580d88401f59ded6b1598a465565f38f

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
SignatureNYmrzi8H5Y0RiL/QGCJ0zJ+cxt+jQ7/U7mRtPuXvb63JOFMhDxQvEicl45DaGwZCxV3+ctPdipafe0CnhJpmCA==
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...

Independent retrieval

2026-09-17T10:43:46.960135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060131
observed 645c051d0f471c5d42d9a4abaed5fe4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.942017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060131/manifest.json
observed 09ce570e6c56933131deaee3358b2d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.924151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060131/publication.md
observed c4dc0506a878c9b01ec94c8a633ce0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.906555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060131/publication.txt
observed 083b1be869e4d5540f43f80808140695...
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.