OpenTechnical

OT-2026-000101850

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off 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-2026-000101850) never changes.

Identity and time

Publication numberOT-2026-000101850 · never reused
Internal UUID01a0aea4-50f0-712c-a942-77a74f151e18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101850
StatusPUBLIC

Content hashes

Canonical text2f31be1eaa5a14c08dfbc311e5bebe130fc4f294bacc0d8b290edc429ad219e2
Markdowneda3d1505a5bd8d654801415b32c3b778739efd9e6d7743b66858e74a3b3e3dd
PDF
Publication page22bdcbafcc8817b3bf213467d76b971ae3aad7dbcfa1c8ea82901442db4685d3
Manifest3ceb09ef4ed0d3c685c074ed178221a2155c88d6fbe0860b88962c160b47b6d4

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
SignatureOyHVmC+Tw8o+jPSeTqBkUFjbkUIKK5DxZdft3aiD2NLR27nPSspqzcozJnJUQiXWet/JAoRZ03a+ALn6cSanDA==
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

2026-09-17T09:24:27.044550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101850
observed 22bdcbafcc8817b3bf213467d76b971a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.026612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101850/manifest.json
observed 3ceb09ef4ed0d3c685c074ed178221a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.008312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101850/publication.md
observed eda3d1505a5bd8d654801415b32c3b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.990855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101850/publication.txt
observed 2f31be1eaa5a14c08dfbc311e5bebe13...
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.