OpenTechnical

OT-2026-000071319

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

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-2026-000071319) never changes.

Identity and time

Publication numberOT-2026-000071319 · never reused
Internal UUID01a0ae91-e0ec-7718-b011-18268e43a637 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071319
StatusPUBLIC

Content hashes

Canonical textb45782e434c32689bb19301b1284d72b2b47d40352dc160c8bf1531819a75ad7
Markdown2f5bd2038396a566ffc015895d4d95f7659608798bfd93dadfdf6c01ea5a7dc7
PDF
Publication page347a41007b28934e93350f706888b66edbd801d3b658c7c4fd675801d151aa51
Manifest310615c183b3e808122ce3c0e87d8c23260c863237296577c6a6be17dba14b01

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
SignatureEu7nFNno+zmHxHFjaTQ77RkpvanZWQPr/iD/bd99uBPPfWpH6fhEuiiIdM93Tuex1ueKqV0AZ7+6iiK2etuQCg==
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

2026-09-17T10:24:54.494562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071319
observed 347a41007b28934e93350f706888b66e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.477839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071319/manifest.json
observed 310615c183b3e808122ce3c0e87d8c23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.460328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071319/publication.md
observed 2f5bd2038396a566ffc015895d4d95f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.441198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071319/publication.txt
observed b45782e434c32689bb19301b1284d72b...
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.