OpenTechnical

OT-2026-000061577

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three 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-2026-000061577) never changes.

Identity and time

Publication numberOT-2026-000061577 · never reused
Internal UUID01a0ae8b-7b45-7e43-8e8a-2cee43999d04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061577
StatusPUBLIC

Content hashes

Canonical text1726034ebe556d90bb916774be3280627cd1493abddf8b877123f90807fadb4d
Markdown72b5677336dfdec76ae12d9b8ed8a9e8b8ede1aae7ab07cadd40b50fd43719eb
PDF
Publication pagea3404c934de27145c631296f5fba09dd5c986c2eb92b706421f80385a29907b2
Manifest9c7c870fd9b56ec7a283fac44a0bbaa3887a22eb3e63589d57339e2aa350052e

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
SignaturekmrQweULSS5RAptytzeuQkIdIxiWPE1diIdjNXjnbzvgcrhrxW4yEa/nJzjyxtdjM/m/3RAQt1awEsbdKM7zDg==
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...

Independent retrieval

2026-09-17T10:41:29.803052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061577
observed a3404c934de27145c631296f5fba09dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.785658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061577/manifest.json
observed 9c7c870fd9b56ec7a283fac44a0bbaa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.768388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061577/publication.md
observed 72b5677336dfdec76ae12d9b8ed8a9e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:29.750275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061577/publication.txt
observed 1726034ebe556d90bb916774be328062...
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.