OpenTechnical

OT-2026-000103099

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000103099) never changes.

Identity and time

Publication numberOT-2026-000103099 · never reused
Internal UUID01a0aea4-be3d-7166-8dc1-9f1ab069029b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103099
StatusPUBLIC

Content hashes

Canonical text1b48bbcde6682f4ab888fda052c191289f4cd311791146397b2a4ecead96d5ef
Markdowncd92739f9f4554a8eda4c75b89a724dddfa3c415e2cdf3dda72017a3f18b60be
PDF
Publication page8d0606d2043261a5b61dc84966d88201d28a698453d5970c86c99c1c7c6da242
Manifest8d013dc52c9f5a58a7ee37c6feb87ff55d339e5761951f0c71b66279fa3b7177

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
SignatureZ9pXEP7FejctP+2RWw6zeepHJExxeBX83LnqD3k/lQRHEzdkGES1GGEj1yrnUQbS/rF3VCMsYu17lRXded4qAg==
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

2026-09-17T09:23:13.622796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103099
observed 8d0606d2043261a5b61dc84966d88201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.605125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103099/manifest.json
observed 8d013dc52c9f5a58a7ee37c6feb87ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.586860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103099/publication.md
observed cd92739f9f4554a8eda4c75b89a724dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.568506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103099/publication.txt
observed 1b48bbcde6682f4ab888fda052c19128...
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.