OpenTechnical

OT-2026-000008695

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000008695) never changes.

Identity and time

Publication numberOT-2026-000008695 · never reused
Internal UUID01a0ae6a-e46c-7ad2-9e48-d5e9b4534156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008695
StatusPUBLIC

Content hashes

Canonical text250ff8d8aa325bd1916146e1139f0b876576fe9d8b3054b5af2561023d2fda95
Markdown8ca2d4fd6f9e5fa8581b165e635656d139f05f8a8f545b2ac2bdc215c65b606f
PDF
Publication page4c7b2454375ab744fed3318c9d72d8bf8cf6d7319db1c2a08ee5f423c803ac2e
Manifestfbb61aa5f73b07a58ed56d63b825f44a2cf4163a4bb25268a4cc31aa1bfea5d7

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
SignaturejBgdilnIbQV4XNsBSWebuwqdQ8vIChSlquX3M7z9btRM1jkP2wy5/LaTQFAsNpnF++1/wYdelzrOEsXW21kFCA==
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

2026-09-17T12:18:45.769770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008695
observed 4c7b2454375ab744fed3318c9d72d8bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.749730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008695/manifest.json
observed fbb61aa5f73b07a58ed56d63b825f44a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.728875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008695/publication.md
observed 8ca2d4fd6f9e5fa8581b165e635656d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.708604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008695/publication.txt
observed 250ff8d8aa325bd1916146e1139f0b87...
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.