OpenTechnical

OT-2026-000008306

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000008306) never changes.

Identity and time

Publication numberOT-2026-000008306 · never reused
Internal UUID01a0ae6a-908e-716a-b074-4fb19bbe9a12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008306
StatusPUBLIC

Content hashes

Canonical textb932c063dfb9f35b311dac1d64d60779db901a5ff82c919774edf86a59f8dd68
Markdown7bcdb3e723ea89cdda9eaa76dfd7ece8b8c0e5ed2426feb1825cff648ec4274d
PDF
Publication page00e4bea02263a97680232fd97ee3eff6d65e14c5b92fda799714558de96044b3
Manifestbb7396d278d6d87e4d81480c9d16fd8757cbfc08927fafb7a046dcbfb9de044f

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
Signature/0RRmg5WuvzfNap9O1kUSe5t/k2EBqRlpLiyVp5zUCq8ETZWVIJ6n7aKKMyUbwOnbT4fnAJz1j4rXbUpTsnCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:45.354386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008306
observed 00e4bea02263a97680232fd97ee3eff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:45.334074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008306/manifest.json
observed bb7396d278d6d87e4d81480c9d16fd87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:45.313969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008306/publication.md
observed 7bcdb3e723ea89cdda9eaa76dfd7ece8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:45.297000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008306/publication.txt
observed b932c063dfb9f35b311dac1d64d60779...
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.