OpenTechnical

OT-2026-000036395

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000036395) never changes.

Identity and time

Publication numberOT-2026-000036395 · never reused
Internal UUID01a0ae77-01d1-735d-b809-0e505623df75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036395
StatusPUBLIC

Content hashes

Canonical textefe331fdd6d31fd91658475e14ab3e4d968f111b6c4ba00d879eac6b6726705a
Markdown66c73ec59cb30e0be58f9bf705545855d1ea18ebc718294dcd781eb8a83ad95b
PDF
Publication pageb9df8c20941527732beb405b9eab37cda01a67cac7e00d771f103541dfcbda2d
Manifest36959439268407de80a63edaf38a89b5758aac71828a937f75b6290346f2cc9d

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
SignatureugDFmESevkXw/VbYSnwo2A9Dbxqe1Hywx3ru6wQp1Up4OpLTBiLFY0+CJWHY6gQKT1WtGoj8QSg1CTjbPNvhBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:46.744164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036395
observed b9df8c20941527732beb405b9eab37cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.726795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036395/manifest.json
observed 36959439268407de80a63edaf38a89b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.710598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036395/publication.md
observed 66c73ec59cb30e0be58f9bf705545855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.693226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036395/publication.txt
observed efe331fdd6d31fd91658475e14ab3e4d...
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.