OpenTechnical

OT-2026-000100462

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000100462) never changes.

Identity and time

Publication numberOT-2026-000100462 · never reused
Internal UUID01a0aea3-66ef-7166-9977-eb5d9146f35f · 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-2026-000100462
StatusPUBLIC

Content hashes

Canonical text83059d9099bdad46c5a455d4ac587b042e06e3f6523c63d1c8c6e0ef2b5ea561
Markdownd219919ae9f876c851dad381f453a892a1fe8970fb83105470b70970f2d03824
PDF
Publication page86b88c04916318f4649b14b7d9d5fdba050aa76f6855b49268458e298998c33f
Manifest04e9aeeee0551a5eecf0327acdf89f0ba67838294733c4ce49f935e3c7022fbf

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
Signaturemb77/1clcfGiCvJcW9UqnCeiZOckoBX1usN7Ybo78OGUq5rZaFrWO+zed4C9BE8d6hLtSG+eapqQlnKCVYq8Cw==
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

2026-09-17T09:27:12.711669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100462
observed 86b88c04916318f4649b14b7d9d5fdba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:12.693410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100462/manifest.json
observed 04e9aeeee0551a5eecf0327acdf89f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:12.676475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100462/publication.md
observed d219919ae9f876c851dad381f453a892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:12.657726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100462/publication.txt
observed 83059d9099bdad46c5a455d4ac587b04...
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.