OpenTechnical

OT-2026-000056847

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000056847) never changes.

Identity and time

Publication numberOT-2026-000056847 · never reused
Internal UUID01a0ae87-7af8-7aed-838d-19b509787948 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056847
StatusPUBLIC

Content hashes

Canonical textf002cda94b18dcc2c9cf1fceb83e36279c0ed3ec498a0d74fa8a619f12f394bb
Markdown1710a201b83c9c1cd82066963662e6aec81945c3a9a8746b6cd55e996680d632
PDF
Publication page33c7c2fd956fa4f18b5c613167f85936c332bdcae36303e609f868f6890ff022
Manifesta3ce9b8076e49d53feb3bb6100c8884a02043be02b541c3023d5a17254d33ad7

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
Signature/VOI9h0jeont6aPLfrnWwcnoTSvn2Ec6qSdxTpcu3EIsMfDqbvgpanQPtTyTNMzdFw3PRLgbc88hEkSFq8FMDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:20.814080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056847
observed 33c7c2fd956fa4f18b5c613167f85936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.793627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056847/manifest.json
observed a3ce9b8076e49d53feb3bb6100c8884a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.776153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056847/publication.md
observed 1710a201b83c9c1cd82066963662e6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.757750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056847/publication.txt
observed f002cda94b18dcc2c9cf1fceb83e3627...
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.