OpenTechnical

OT-2026-000094820

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump 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-2026-000094820) never changes.

Identity and time

Publication numberOT-2026-000094820 · never reused
Internal UUID01a0ae9f-2ded-75fa-862f-7138521c8609 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094820
StatusPUBLIC

Content hashes

Canonical textf2992d67c3cf16062cf08c02a40ad487989b4c137e2f403321e667e395872c4a
Markdown1c4c24df4d3bbd56b818915c9d5d7d500b1a3d351d97a554f8a2bb399150e467
PDF
Publication pagea8e4dbe88a6018ab925aca3dece5310f5ca37333b2e6579291c7c873c89a02f4
Manifest6c345acdb3165b215c434e70d649d57da0bf6eb4fcffa9054c39cf4514b432c3

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
Signaturek5Lh6dUPV/SXJM672Xx5+iJRtX+nnmFVF4sILutrBLX25AKsoDjpQkALpWr6MMvC3C0Aqj8+yteIEiAztygPDw==
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

2026-09-17T09:37:18.486648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094820
observed a8e4dbe88a6018ab925aca3dece5310f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:18.469091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094820/manifest.json
observed 6c345acdb3165b215c434e70d649d57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:18.449483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094820/publication.md
observed 1c4c24df4d3bbd56b818915c9d5d7d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:18.412473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094820/publication.txt
observed f2992d67c3cf16062cf08c02a40ad487...
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.