OpenTechnical

OT-2026-000054242

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three 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-2026-000054242) never changes.

Identity and time

Publication numberOT-2026-000054242 · never reused
Internal UUID01a0ae85-b3a9-79b4-aebc-26e723d691a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054242
StatusPUBLIC

Content hashes

Canonical textc02e9f31e8b9ae601b0667bb510a3a1f6988104da48cc1cfc8f46ef15083abe5
Markdown3785ef560f4687e9f546c6a08f903916128cc36ddd18e22caf8ddf6a6ad2a720
PDF
Publication pageb0ab34f988d2012145c03e99ffa15fad413cf086a9a4d80816c1d1079d054cff
Manifest7270df2f7af86f16ca7ec160035c8f3720be4e9296f552017111300924dc3435

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
Signaturedsq9knSmbmtOjPwdmTOm/QfCkWfJcQOZWubCAWqtcnpJmzI9aYxoSEoVTDM0XCR14QonO0OyvGGyGuzTZ/F5Dw==
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

2026-09-17T10:54:43.649245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054242
observed b0ab34f988d2012145c03e99ffa15fad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:43.630350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054242/manifest.json
observed 7270df2f7af86f16ca7ec160035c8f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:43.607783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054242/publication.md
observed 3785ef560f4687e9f546c6a08f903916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:43.587766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054242/publication.txt
observed c02e9f31e8b9ae601b0667bb510a3a1f...
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.