OpenTechnical

OT-2026-000054644

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000054644) never changes.

Identity and time

Publication numberOT-2026-000054644 · never reused
Internal UUID01a0ae86-1284-7c79-9fe6-5c196a1f8235 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054644
StatusPUBLIC

Content hashes

Canonical text3c15b0c56a608a4ce71e3aa3868ac086c36e25453691a1040cc1e04031a3a948
Markdownff938ea68918ebc121eb07cda0cfa7216800886a7abb99bfaa2a935548f9e7d7
PDF
Publication pageaa588b4698aa58c12d1f29e645c4ca2aaf45dd790c560ce7db9461b9c206ed4b
Manifeste3ec0822f5d7a913f92842593c5377dc65af7007398f7876c6045b99088c7dc7

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
Signature2kG0zmP90tS3Jqe4V7EoNp8Aj4t8Kibc/LUfXyYymC0arpjfjc1zEuq4jad0Qf9g/n9VrDB5iRlsrcduMs7QDw==
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

2026-09-17T10:53:42.638504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054644
observed aa588b4698aa58c12d1f29e645c4ca2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.618648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054644/manifest.json
observed e3ec0822f5d7a913f92842593c5377dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.597718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054644/publication.md
observed ff938ea68918ebc121eb07cda0cfa721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.578175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054644/publication.txt
observed 3c15b0c56a608a4ce71e3aa3868ac086...
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.