OpenTechnical

OT-2026-000046556

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line 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-2026-000046556) never changes.

Identity and time

Publication numberOT-2026-000046556 · never reused
Internal UUID01a0ae7e-57dd-792e-8b80-8ccdec3b1658 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046556
StatusPUBLIC

Content hashes

Canonical text5699c2e7a408ca4f2f69fde4a94fd11e576da8590e5b12f022e542dd1ff66197
Markdown5a71ac6283c17dc29e44a1776a0b0705b54be397f2345bbc506ffeea8597ba2b
PDF
Publication page38bb9d1dad4c77409f060fa37a748ec494f960df9d69df59eaf6c35dd8abf6bd
Manifest2280d05fe831785953a0a59e394fd24ef922bd7315cfef30a9b344a90ce528a7

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
SignatureJN4b0R0zKAUSM5gN2MIHIJwTLfn/xdWVf87jKtMY4ymjH7pWUhPLbl9EowUPwsBdIr4wBzSLwP2dAAMaDtpFBg==
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

2026-09-17T11:08:36.972601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046556
observed 38bb9d1dad4c77409f060fa37a748ec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:36.955222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046556/manifest.json
observed 2280d05fe831785953a0a59e394fd24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:36.937665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046556/publication.md
observed 5a71ac6283c17dc29e44a1776a0b0705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:36.918702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046556/publication.txt
observed 5699c2e7a408ca4f2f69fde4a94fd11e...
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.