OpenTechnical

OT-2026-000099315

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold 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-2026-000099315) never changes.

Identity and time

Publication numberOT-2026-000099315 · never reused
Internal UUID01a0aea2-8289-7928-8e4e-171bf5c83d0a · 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-2026-000099315
StatusPUBLIC

Content hashes

Canonical textf1025fc900ac607a100f3bae99d4c177d9c29ebc895ce447d29333bd965c6323
Markdown7eb4e21dc3d2006e97cca9d5a78def1e3a4757783506c5adbf825edd8bd8710c
PDF
Publication page53919c49f6d7830fa6e8df8c984ed570352c3fd5f6bbc29d46156f2f403b3f81
Manifestefc75323e18b3d8149f2158b24261727467fc340d96e4f4d38bf2943f77c2470

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
Signature12m3y+0tI6SnzhF0b0tadZ+cXBtXpO7t94xwWs6W446JEHf6pkfQYp70IlMM1093MqOHoHRzOvonAC65lo0FAA==
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

2026-09-17T09:30:46.916187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099315
observed 53919c49f6d7830fa6e8df8c984ed570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.898923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099315/manifest.json
observed efc75323e18b3d8149f2158b24261727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.881521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099315/publication.md
observed 7eb4e21dc3d2006e97cca9d5a78def1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.864119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099315/publication.txt
observed f1025fc900ac607a100f3bae99d4c177...
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.