OpenTechnical

OT-2026-000016773

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000016773) never changes.

Identity and time

Publication numberOT-2026-000016773 · never reused
Internal UUID01a0ae6e-5919-7184-bb83-d57cf7ce23b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016773
StatusPUBLIC

Content hashes

Canonical text914741d4e68e2ee7417e2c9c7e3bcb07b894965162e2f375f6f4fc3279261808
Markdownab6880437ebcbc9f3667e8563c5201dfbc078d471734eef47a7e92f478fff321
PDF
Publication page05868c89919024e98854f243fab83dfe3fa603f1dfb84d1b81ac93e594a34c55
Manifeste2ff308a3b3c2388f93210e52f434c8f1b2293ec43eca8cfa7ba5b61912cead5

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
Signature6rC93kH1bZULHYC5itnRDdfedhduLMLhF37FRx2px+KP1i+flZGW04lLXP5bliEf4b1VCv5pLdWB6b6BEY0TAQ==
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

2026-09-17T12:03:00.883429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016773
observed 05868c89919024e98854f243fab83dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.867199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016773/manifest.json
observed e2ff308a3b3c2388f93210e52f434c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.851169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016773/publication.md
observed ab6880437ebcbc9f3667e8563c5201df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.834689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016773/publication.txt
observed 914741d4e68e2ee7417e2c9c7e3bcb07...
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.