OpenTechnical

OT-2026-000061910

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000061910) never changes.

Identity and time

Publication numberOT-2026-000061910 · never reused
Internal UUID01a0ae8b-b8ad-7ca7-8956-8aadd1c7a32b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061910
StatusPUBLIC

Content hashes

Canonical textf53a1978a4cba0bcb813d835f4801f763924605d91f304e1879630dfeb6f0697
Markdownf0944c821cc6460bed451f1ac88a1f5d3aca22cb83bbd1235ae3cf99edaf04f7
PDF
Publication page59b1298d721e46e5018591faaa7c849bba872a0ffea896099a09d59fde0dd2b7
Manifest12d3aa91a841c8e28657bf4c694c8636772f59f3fa16cbbd6cf4f2287c7afd43

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
SignatureVAF5TKAPv07Bopf1CqNE+pyEB8HwGuACwszX0BBRxuyUxjy2ftV8iOshmb3kK8vz7Me9+6ZXiMr5DTqMe+u9Cg==
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...

Independent retrieval

2026-09-17T10:40:47.355362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061910
observed 59b1298d721e46e5018591faaa7c849b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.336824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061910/manifest.json
observed 12d3aa91a841c8e28657bf4c694c8636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.317966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061910/publication.md
observed f0944c821cc6460bed451f1ac88a1f5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.300476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061910/publication.txt
observed f53a1978a4cba0bcb813d835f4801f76...
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.