OpenTechnical

OT-2026-000009853

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000009853) never changes.

Identity and time

Publication numberOT-2026-000009853 · never reused
Internal UUID01a0ae6b-cb78-7121-a277-fb401b42a8a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009853
StatusPUBLIC

Content hashes

Canonical textead379c05c63a6a07a7daa019794d3bf5c3de4d2480bb84de810df717adfa15c
Markdowna9f48fd5e1f07134616b09b8df90b0a75dde5bc6bd3fd14373b374a199655cb2
PDF
Publication pagefd79c19b3f29f869597b4fa8b9f22b9669855700377998f4a4a80fb8f064e806
Manifest6ab32a553b7406835ae5695a4afec982a18388ebf3842fd09f0bdde438b6d8e0

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
Signature9ukzV64V+o32cJIryAFtaax6NrCUvJU6qRvogIDYoiTVsWaKW2+Qw8x1anah2qFtKrz9ZqpXnFw7zbnxPONKBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:51.084840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009853
observed fd79c19b3f29f869597b4fa8b9f22b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.065652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009853/manifest.json
observed 6ab32a553b7406835ae5695a4afec982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.044043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009853/publication.md
observed a9f48fd5e1f07134616b09b8df90b0a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.023249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009853/publication.txt
observed ead379c05c63a6a07a7daa019794d3bf...
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.