OpenTechnical

OT-2026-000095915

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000095915) never changes.

Identity and time

Publication numberOT-2026-000095915 · never reused
Internal UUID01a0ae9f-fac8-79ce-9f06-47e9436dbd3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095915
StatusPUBLIC

Content hashes

Canonical textb68efc5a379faabb228bb2a6fbfb1b2df78469ccf93a872b2051ef8e35cf372e
Markdown4cbdfe2e116d5766e26fcbeb6ce2433b01a4c6e24f3a69040de925719a47d38e
PDF
Publication pagea3266cd333f7642e0c3955dab86f02355572bdcdbdd8c17765fbd5e00d64c714
Manifesta1e350abb5e194b34c8f714fd82620961306698e93201969cc570c8306e7698b

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
Signatureq1NHD6Kj2aOeJGgHeEayn/1zBUrUURtf0rnFGe5bFgj2GgVvz8F+SxctpkMhA/I1eWv9TpCV0782AncgY8V6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:00.877837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095915
observed a3266cd333f7642e0c3955dab86f0235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.857961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095915/manifest.json
observed a1e350abb5e194b34c8f714fd8262096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.839974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095915/publication.md
observed 4cbdfe2e116d5766e26fcbeb6ce2433b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:00.820040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095915/publication.txt
observed b68efc5a379faabb228bb2a6fbfb1b2d...
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.