OpenTechnical

OT-2026-000040666

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000040666) never changes.

Identity and time

Publication numberOT-2026-000040666 · never reused
Internal UUID01a0ae79-6d0e-7196-a340-9fe85651a2e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040666
StatusPUBLIC

Content hashes

Canonical textb434dd8d618062152d25fe3dda4a8a1a30a87b77aa34cc420631ef3ceebfec30
Markdownb90ee7f89a6742fe5a571cfdcbc24bed404615ad7737e584d536cd06531d844b
PDF
Publication pagea459029dc5b8485047bcf8fe6d49c449d6ff98fd7871c9b5737d19cc396b0523
Manifest354b331fd92eea7926ae7956224ed63556a085652eea40b3cc2bf3375db31c8f

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
SignaturenQTw6Ydlcl6fJjTQW9U1bUJtFgBGARJEUjCT/4iHLfkI1DVMVsKcx2OLgdQPCAdTruQ1V7oWGEVOUxwfu33GBA==
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

2026-09-17T11:17:51.494687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040666
observed a459029dc5b8485047bcf8fe6d49c449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.477874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040666/manifest.json
observed 354b331fd92eea7926ae7956224ed635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.460980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040666/publication.md
observed b90ee7f89a6742fe5a571cfdcbc24bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.444433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040666/publication.txt
observed b434dd8d618062152d25fe3dda4a8a1a...
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.