OpenTechnical

OT-2026-000093149

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093149) never changes.

Identity and time

Publication numberOT-2026-000093149 · never reused
Internal UUID01a0ae9e-0910-7e60-af13-fc8c923b753b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093149
StatusPUBLIC

Content hashes

Canonical text00a8aafe606610490355f02ba6c1972f0471eea775b900251aaae2249e6a2e20
Markdown2d5977b18bc5d767d7e35a20c63163cfc606afc3e7c554dcf99a6f08b2c13bbc
PDF
Publication page73f1875e2c6612949a281688ed65118737b073dcc472b48929809f9d41be3088
Manifest935fc93271851c876e1f33ce96fcd450fa49fdba753f2e1cae22eab4d113c936

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
SignatureeytXm0CW4LriQWNsVw9WmCSmLwYMjuKgFhd31qDdLndMBOP1Y2YE1LJcBH73Ctwc5EFiLClcV/DGAb7OuIwwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:26.654194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093149
observed 73f1875e2c6612949a281688ed651187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.637419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093149/manifest.json
observed 935fc93271851c876e1f33ce96fcd450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.618900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093149/publication.md
observed 2d5977b18bc5d767d7e35a20c63163cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.600453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093149/publication.txt
observed 00a8aafe606610490355f02ba6c1972f...
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.