OpenTechnical

OT-2026-000059709

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000059709) never changes.

Identity and time

Publication numberOT-2026-000059709 · never reused
Internal UUID01a0ae89-ec25-7035-b06b-c5303f40c905 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059709
StatusPUBLIC

Content hashes

Canonical text146aade83fd62a67f555a4556d6ecadcce5a7c1040de5cfebf22e343d82a625b
Markdownb424e2a82632e43e547b80e3f038b66ac098243fe9866badeade4f3a66d2cffb
PDF
Publication page27b263b7007b65a0faab341b42c92108b64568f0af90a08a930cf1bfe04fd5a3
Manifestf5c16089b341c5afc59dcd6e04651980f079747a92fb5f534ff81af8cbc73c75

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
SignatureBR7wxyFrRtNAdTViCBebWBViXNqsp+H1PzihJGmvw4Bk7Ejb8SEuj7TGrgApSEacBRruTGtNMjcdFKaUubISDw==
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

2026-09-17T10:44:25.335560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059709
observed 27b263b7007b65a0faab341b42c92108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:25.316302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059709/manifest.json
observed f5c16089b341c5afc59dcd6e04651980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:25.298465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059709/publication.md
observed b424e2a82632e43e547b80e3f038b66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:25.279151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059709/publication.txt
observed 146aade83fd62a67f555a4556d6ecadc...
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.