OpenTechnical

OT-2026-000061563

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000061563) never changes.

Identity and time

Publication numberOT-2026-000061563 · never reused
Internal UUID01a0ae8b-7b44-772f-9c37-dce50786bc15 · 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-2026-000061563
StatusPUBLIC

Content hashes

Canonical text6ae9e540f53e3cc7eb797792ca49e4f0cfad1a5942fc8a6d6e4d25decf885f35
Markdown45be06da4136a1d678292591e10a8fc8a61f8c8ad7dcac8ec4a54515c39c67eb
PDF
Publication pagede281a39ef9dfc079736e52d1fc0d464f0a88bc5a69ed8738c0a5158eaf04546
Manifestcf7e3d8831202155a8e4ec42417470e7cb0d7a0cb5f6dde1350381b1927c460d

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
Signature1lhUYydGbGWTHZGtNe2rtakqOr12n+D5OMf1UQYwk26PySnVCNiSQD3BsISUNtejvNQCghCPABX6dPuRNoKADA==
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

2026-09-17T10:41:28.697153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061563
observed de281a39ef9dfc079736e52d1fc0d464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.677215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061563/manifest.json
observed cf7e3d8831202155a8e4ec42417470e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.656342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061563/publication.md
observed 45be06da4136a1d678292591e10a8fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.636854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061563/publication.txt
observed 6ae9e540f53e3cc7eb797792ca49e4f0...
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.