OpenTechnical

OT-2026-000054534

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000054534) never changes.

Identity and time

Publication numberOT-2026-000054534 · never reused
Internal UUID01a0ae86-1283-7193-a292-e31d548cf4dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054534
StatusPUBLIC

Content hashes

Canonical texte5adc5f2b6433ebea133250fbaffd71d4bc32d75cc9d0b2ef5a1a4c3664323d7
Markdown60ea4640c469b92a25ab37fccec565196057d5436d5251c63bdd6ba8cabf1592
PDF
Publication page02ff5a5379a4418b1cb7a792e17c9da77b7383ab649192c49256e390150fc072
Manifest82ecee38230d02f786eb1197d0372734b638d51cf61e6f6ff06adf9d87c86ceb

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
SignatureYr7Csx4z7GQgi7bKlCPke4zKsrrbOYnSKBciyOKhGGKzegqt7LQE3+r4xxNGZqJEXHgj4R2H4gA34TUgkh92Dw==
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

2026-09-17T10:53:33.802646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054534
observed 02ff5a5379a4418b1cb7a792e17c9da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.780714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054534/manifest.json
observed 82ecee38230d02f786eb1197d0372734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.760843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054534/publication.md
observed 60ea4640c469b92a25ab37fccec56519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.740686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054534/publication.txt
observed e5adc5f2b6433ebea133250fbaffd71d...
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.