OpenTechnical

OT-2026-000100467

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000100467) never changes.

Identity and time

Publication numberOT-2026-000100467 · never reused
Internal UUID01a0aea3-66ef-7217-9fa6-54e4e34f0009 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100467
StatusPUBLIC

Content hashes

Canonical text32a9983a406d22f6d2f835b4121b45416131e488689d94a03b147a4c965e6ffd
Markdownb16488d6c22eca4df0de7337f0cf4533a5567c001f60843e52a666ce91885327
PDF
Publication page4d8e63d1ab43acf80ca5d3b9b91e7c00b2aaafb4f239770d39ab874a681a4d67
Manifestc6158593308994f88c9bb46a1bebf17a1670e7a8517e895011e8d5bd79c7d034

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
SignatureV2hKyfDOYCnd+yTr1RMK9+ZgrWosTr1BpudxQvObLN8mF9adkSr0FWL+jT79L35WcSLnE4cbSxjeLPcKQi81AQ==
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

2026-09-17T09:27:13.075956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100467
observed 4d8e63d1ab43acf80ca5d3b9b91e7c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:13.058872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100467/manifest.json
observed c6158593308994f88c9bb46a1bebf17a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:13.041385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100467/publication.md
observed b16488d6c22eca4df0de7337f0cf4533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:13.023599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100467/publication.txt
observed 32a9983a406d22f6d2f835b4121b4541...
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.