OpenTechnical

OT-2026-000056085

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000056085) never changes.

Identity and time

Publication numberOT-2026-000056085 · never reused
Internal UUID01a0ae87-0a4b-79c0-b5c1-7d11df3ad8e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056085
StatusPUBLIC

Content hashes

Canonical textc1b54a3ded79ff6c228ab17e300313946e2000dbf27ab1cb61953ad783d64aab
Markdown2e32ed57b5a46cc6bccc3a3cbd7e10844ed29fce9cd99b81740db841d4198f2f
PDF
Publication pagec8a191707ce0e071fdd6c30f493dde9163ce7a4e1d849e923a9fbbbfaaf5c9c9
Manifestbe45d42d240094044c93389cff1e15834ab3e44b6d2616a9ce1440b64143d86e

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
SignatureP/U3l13Hlvw8r3ipBapm+XiH0zNogpCtrgBjTIpJoUR85D6EAvEdOV9OU1yDff3ULTio7M20PRXDBjdmpZefBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:37.296404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056085
observed c8a191707ce0e071fdd6c30f493dde91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:37.278856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056085/manifest.json
observed be45d42d240094044c93389cff1e1583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:37.260808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056085/publication.md
observed 2e32ed57b5a46cc6bccc3a3cbd7e1084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:37.243418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056085/publication.txt
observed c1b54a3ded79ff6c228ab17e30031394...
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.