OpenTechnical

OT-2026-000036001

Publication integrity record

Three cup 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-2026-000036001) never changes.

Identity and time

Publication numberOT-2026-000036001 · never reused
Internal UUID01a0ae77-01cd-7e38-8bc1-ee200b17bbe1 · 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-2026-000036001
StatusPUBLIC

Content hashes

Canonical text42a90976a449658cf6121768ba75b043edcb7b0212ee152b97356a37509ba1d1
Markdown3d1d73fc40dbd24e10881b4e324b8030c6b69aab11e0af3f6387613845f55050
PDF
Publication page549df54205ff7ba3330fb78469400302ac41a6a7b69b2c45b403898415dca822
Manifest89c1b22bffc353c8a9b176502221a71f1e0d7bfa152313b3e0e399b9ab62387f

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
SignatureE65cNd0bX4TZSvF8yW/RDdQN77BpyFrGqPY1CtMfc/FWzDP8TUgPIe5ou3HylgnJLDrulzcavG5deDkr3UC0AA==
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

2026-09-17T11:26:09.748485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036001
observed 549df54205ff7ba3330fb78469400302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.732480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036001/manifest.json
observed 89c1b22bffc353c8a9b176502221a71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.714663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036001/publication.md
observed 3d1d73fc40dbd24e10881b4e324b8030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.695787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036001/publication.txt
observed 42a90976a449658cf6121768ba75b043...
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.