OpenTechnical

OT-2026-000099480

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three 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-2026-000099480) never changes.

Identity and time

Publication numberOT-2026-000099480 · never reused
Internal UUID01a0aea2-c974-7316-8c29-2d765a659e7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099480
StatusPUBLIC

Content hashes

Canonical text504ce8d85bb8190c80f4d79abf06915b96882e935a91ea3287dcc7108319f0df
Markdown45fda810284bd71460fe326a9b6b7f63537b88ca38f79052a55297a0e215eb6b
PDF
Publication pageb2ef0f473b6fc7db816dd40dda2f4b925317143ba0b6a9830d88b18dd33640e9
Manifestc80e9ffa7344ed347864acfc7eefc0aa7b14e97bad0769b9cf099263c1ad1e21

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
SignatureYUBFgaOrEfygOygiss9YvuD+wUxqoutZZbSSkI4pgmYvSMtOtaOoAYTux6y2VIG2PaTVC50rWuH/AgKxu6qEAw==
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

2026-09-17T09:29:16.175080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099480
observed b2ef0f473b6fc7db816dd40dda2f4b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.156825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099480/manifest.json
observed c80e9ffa7344ed347864acfc7eefc0aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.138465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099480/publication.md
observed 45fda810284bd71460fe326a9b6b7f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.119025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099480/publication.txt
observed 504ce8d85bb8190c80f4d79abf06915b...
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.