OpenTechnical

OT-2026-000036164

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000036164) never changes.

Identity and time

Publication numberOT-2026-000036164 · never reused
Internal UUID01a0ae77-01ce-7ef3-8902-2800e2363942 · 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-2026-000036164
StatusPUBLIC

Content hashes

Canonical textb3989a9b0f1a0ab13500cbd9de1bb73bf1f9d83f911b49e966edb27b254dba8a
Markdown4b3b7e651afec88b887af4ae4407249b7eb4166f0e7427cfdc40595e7abe3283
PDF
Publication pagef43a308fea853c414a4513d5391bd88f683a02182399f4bb94606bb26c8b462e
Manifestf3073814c7d3d42014b7a57e19ffacd87776b343de126849bd677c928d9b998c

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
Signatureg3Ub4sxPKwZ468DvINtBIArQI87exP01icDhv6vqEMiNqHJuFwV1f/pByh4xVcUyjG7HUMvZBl620Hr2otqpAQ==
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

2026-09-17T11:26:23.393989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036164
observed f43a308fea853c414a4513d5391bd88f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.376665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036164/manifest.json
observed f3073814c7d3d42014b7a57e19ffacd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.359314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036164/publication.md
observed 4b3b7e651afec88b887af4ae4407249b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.342517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036164/publication.txt
observed b3989a9b0f1a0ab13500cbd9de1bb73b...
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.