OpenTechnical

OT-2026-000040370

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000040370) never changes.

Identity and time

Publication numberOT-2026-000040370 · never reused
Internal UUID01a0ae79-2701-7dd8-82f2-73822e60c7cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040370
StatusPUBLIC

Content hashes

Canonical text2c27c8249b167d52e3083591e23373e2b76b05760be9043bf059c9c77f91cc06
Markdown10b6c1ed8319c0e595cf4d2a5d6d977011615a0190c23d699b9c00aff3835716
PDF
Publication page361c92062491c403d1b4cf8de2d5b3f6ee81a48ceeab5be3e81af4c113a139c6
Manifest5e6bf5d4464c1ef762d71fc7d572fe5042234478b395d74c0e12858f34ff7754

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
SignatureahBEatsnHTElbIJYuFMUiutq0euDnkYkUHiLoFi/wKp4tIbGK9stp1l3WA9/Q0qLzOWQ6ZldOE/TMolFqL7EBg==
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

2026-09-17T11:19:23.244023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040370
observed 361c92062491c403d1b4cf8de2d5b3f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.226030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040370/manifest.json
observed 5e6bf5d4464c1ef762d71fc7d572fe50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.207757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040370/publication.md
observed 10b6c1ed8319c0e595cf4d2a5d6d9770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.188487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040370/publication.txt
observed 2c27c8249b167d52e3083591e23373e2...
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.