OpenTechnical

OT-2026-000055002

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000055002) never changes.

Identity and time

Publication numberOT-2026-000055002 · never reused
Internal UUID01a0ae86-5e80-7a33-9941-c44560e70ec0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055002
StatusPUBLIC

Content hashes

Canonical textf882966fadefdcd1efda80ace6d9f39024523d79048f581d6882b96568287345
Markdowne983b01ce33a71103c56a6cd0f77cc492c806caed3a63008ee4c47cc31f04abf
PDF
Publication page284b3f0851481a8c3e6394023b220155ae410df1443951824ae1852a615dfa56
Manifest5d909dd2bb3be78dd6cb04245dca9e6628f7990d25462eac87d8448cb12be35d

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
Signatureb7jX9lITgTuBtU2vcvTqHNTnn8h1QtqIsMwz7ynPe4slq1kpLEGbPjUEqnSNUmfHUdWOiRsoFTBp64dYxcalCQ==
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

2026-09-17T10:53:07.958240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055002
observed 284b3f0851481a8c3e6394023b220155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.939778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055002/manifest.json
observed 5d909dd2bb3be78dd6cb04245dca9e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.921833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055002/publication.md
observed e983b01ce33a71103c56a6cd0f77cc49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.904630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055002/publication.txt
observed f882966fadefdcd1efda80ace6d9f390...
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.