OpenTechnical

OT-2026-000065837

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after set-down

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-2026-000065837) never changes.

Identity and time

Publication numberOT-2026-000065837 · never reused
Internal UUID01a0ae8e-46fb-756e-ab41-308956ca0ffb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065837
StatusPUBLIC

Content hashes

Canonical text1880baac7f8fad9daee48d8d853822ee8555c6fd1db182de61377e0525f73635
Markdown3cdc2bf1c932812484ea43cf0b49a28cab11d6f485121bfc0579f8f93ea1178d
PDF
Publication page063c1f6c8990b43e70e0a2307fd4fed5992fd09d275a00021ae802d01d187a00
Manifest16cf45d7f5556bcc14b98a061e05e9830f705826d83f5f0bb537f3626f317fbe

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
SignatureVv2szqs/evhcEesuKxZoPAsyLbMFQBUBumWuPmyd18eIS9kBblNaysaZ61+PHR14IWK+7R/BV2HV5rtVIR80AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:17.382583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065837
observed 063c1f6c8990b43e70e0a2307fd4fed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.365137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065837/manifest.json
observed 16cf45d7f5556bcc14b98a061e05e983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.347911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065837/publication.md
observed 3cdc2bf1c932812484ea43cf0b49a28c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.330348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065837/publication.txt
observed 1880baac7f8fad9daee48d8d853822ee...
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.