OpenTechnical

OT-2026-000095808

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained blow-off 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-2026-000095808) never changes.

Identity and time

Publication numberOT-2026-000095808 · never reused
Internal UUID01a0ae9f-fac6-795e-8875-70cf65130ba9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095808
StatusPUBLIC

Content hashes

Canonical text70c8104134acfad033ea12eb90acb12cc82fda7cffcac003812efd2236a9f433
Markdown206fac496d76f437b647aa1ec9aed3ec96a3d5757a244a1104e2ec99fbfbaa17
PDF
Publication pageee3ea7909c8f514654a9d46ee442091fbe6de9b1453b3414a80beab17ac98df7
Manifesteb0436070ea20e48673c2117c8c3f77a0ac7b5e22f36568c2fcddc656665107d

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
SignatureWqcsV1aRpUN5+zd0WWwcvjRnmndd2soPUiG44KNErqKYHXF2sUU8lLWnsUfxn8/x8W8M+5ZXGdzq5luUNYXSCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:53.084792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095808
observed ee3ea7909c8f514654a9d46ee442091f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.067472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095808/manifest.json
observed eb0436070ea20e48673c2117c8c3f77a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.049404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095808/publication.md
observed 206fac496d76f437b647aa1ec9aed3ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.030781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095808/publication.txt
observed 70c8104134acfad033ea12eb90acb12c...
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.