OpenTechnical

OT-2026-000056898

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000056898) never changes.

Identity and time

Publication numberOT-2026-000056898 · never reused
Internal UUID01a0ae87-7af8-7489-b82a-9745d2e6fc8a · 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-2026-000056898
StatusPUBLIC

Content hashes

Canonical textd73cfbb85ca3e7bd6d3649b917338baeb939e7eb69526d58f04b484d184d91cf
Markdowncbbf236976ddca4fe1e88f5b0f1b73a03dcc9c04ff64ab039a05068722f441c3
PDF
Publication page95d27a63ea4081ca0b3053c223132bc96df7f1ef017cd498ef82028e550db65a
Manifest695b4e799cf38f34ed99fc7d342c9788575b6b771b0663827b56a346e7784427

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
SignaturegSVEw1mjpgkNqbdx0JBgEyUevtCyUTio+WCUUBizjBhWwK56/g5RFwcLrFxaZPefWJ5WbVym/jas0mANQemzBg==
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

2026-09-17T10:50:26.132773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056898
observed 95d27a63ea4081ca0b3053c223132bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.113589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056898/manifest.json
observed 695b4e799cf38f34ed99fc7d342c9788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.094491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056898/publication.md
observed cbbf236976ddca4fe1e88f5b0f1b73a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.075754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056898/publication.txt
observed d73cfbb85ca3e7bd6d3649b917338bae...
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.