OpenTechnical

OT-2026-000034641

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000034641) never changes.

Identity and time

Publication numberOT-2026-000034641 · never reused
Internal UUID01a0ae76-1ed1-7566-99c0-548a52953513 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034641
StatusPUBLIC

Content hashes

Canonical texte5bb7a0b12c6c52dc9ba502706ea091c57a4f923818dd8d0f9ff2df8e8c593fa
Markdown3663b5a02798c1e2b2b3e35a7f3f0981cae905db5d0658534a87dec63b4ac0b1
PDF
Publication pagec5c7e8536519e1958454d923d4a2ecd752508947a07ad5279f2841e07d852ae6
Manifest69c7f78e9412aaa1857402e09836f7679303c9be96d37f0aca098af35c92dba0

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
SignatureS/BqeHVkH0MZm//qsqK0uWWTOu8VC154qeE04zBL/ajmakE63EdrQ8/tzXoyo8uo8jYpOjUqkUFCBwhf04cyBQ==
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

2026-09-17T11:29:01.800449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034641
observed c5c7e8536519e1958454d923d4a2ecd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.785731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034641/manifest.json
observed 69c7f78e9412aaa1857402e09836f767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.767530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034641/publication.md
observed 3663b5a02798c1e2b2b3e35a7f3f0981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.749862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034641/publication.txt
observed e5bb7a0b12c6c52dc9ba502706ea091c...
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.