OpenTechnical

OT-2026-000099209

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000099209) never changes.

Identity and time

Publication numberOT-2026-000099209 · never reused
Internal UUID01a0aea2-8288-79dc-a24b-426bc11700e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099209
StatusPUBLIC

Content hashes

Canonical text8856fd0ca041e5563ecd21c307fdf0bbe1c8f2d85bd17f5a6f57a6174bc4d023
Markdownb6ed8e11f42744567452bd388294c2f1c6753e4a1162f173bf51157e506a2ac9
PDF
Publication page7808fd6e8aefb715d09241245c3d908ee7fed3f2afd68d8efab9faf3351902f4
Manifest1b4bac81ec2da341baa58112ff97e5550fae30d8e1093b4766d1620d7f3a6031

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
Signature72SzS+gf3ccvwUtf5hmvnjbUlkUuCMXuGt0gq923oCVmvWgTF+rRC+lgz9AEXSVd0r7190w8A88jIHPsV6eNAQ==
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

2026-09-17T09:30:36.191202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099209
observed 7808fd6e8aefb715d09241245c3d908e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.172505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099209/manifest.json
observed 1b4bac81ec2da341baa58112ff97e555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.154347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099209/publication.md
observed b6ed8e11f42744567452bd388294c2f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.135452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099209/publication.txt
observed 8856fd0ca041e5563ecd21c307fdf0bb...
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.