OpenTechnical

OT-2026-000036294

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000036294) never changes.

Identity and time

Publication numberOT-2026-000036294 · never reused
Internal UUID01a0ae77-01d0-77c4-8cad-085f69dcc5f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036294
StatusPUBLIC

Content hashes

Canonical text994793764ab91efb8bf3a9fe07417de9df5caba6e1960ee54bde874ef45e4970
Markdown03bf43079daf606974e93ec79923f08e9ed50089490e193e3c7aaf0259bb0fb3
PDF
Publication page2e2374d1c29fe46c572cee3bc06e5671a051ad3a5dcf4908a8da9211bb217472
Manifestef7877292a05cb43f8c247420d6f76e5bc8f58c15562721dc9add796e9c9fc3c

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
SignaturensPHd0rsyrnmhET8ku5MWQTcOikgAeSyNicQyJuTB/46062TjuFz04BngX84luLdf1+0aNomLMkjxWxDObDxDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T16:42:25.186675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294
observed 2e2374d1c29fe46c572cee3bc06e5671...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:25.079391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294/manifest.json
observed ef7877292a05cb43f8c247420d6f76e5...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:24.970976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294/publication.md
observed 03bf43079daf606974e93ec79923f08e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:24.850351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294/publication.txt
observed 994793764ab91efb8bf3a9fe07417de9...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.736329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294
observed 2e2374d1c29fe46c572cee3bc06e5671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.718678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294/manifest.json
observed ef7877292a05cb43f8c247420d6f76e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.699634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294/publication.md
observed 03bf43079daf606974e93ec79923f08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.680891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036294/publication.txt
observed 994793764ab91efb8bf3a9fe07417de9...
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.