OpenTechnical

OT-2026-000097546

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000097546) never changes.

Identity and time

Publication numberOT-2026-000097546 · never reused
Internal UUID01a0aea1-55b4-78f6-be3f-28f9e9a09447 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097546
StatusPUBLIC

Content hashes

Canonical text0dd1233bd3c3aa62a73d533e0e863bcc8cfcdef7a8b124af8b556a498d5d0e16
Markdownde3ff9076a57e83abba240e71155f11d39e9c0eba29132bc739828f83aed1da7
PDF
Publication pagec385b8a3781d8b4c24f44477b722af43609d69f48d60a94865f5f287e2239138
Manifestd3550c16cde6a35af2515d7d2263604b4d17352a13263265bd1b4051f67e9a73

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
SignaturenSK22Gsg9f/QBb9xUnTl3YUCvwwHkGxnhqwkplEI9Bq3FysH0vRBvtZ5u769LMUJ637jUghySWJI0LbD0iUVAQ==
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

2026-09-17T09:33:25.553101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097546
observed c385b8a3781d8b4c24f44477b722af43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.535040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097546/manifest.json
observed d3550c16cde6a35af2515d7d2263604b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.517710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097546/publication.md
observed de3ff9076a57e83abba240e71155f11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.499801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097546/publication.txt
observed 0dd1233bd3c3aa62a73d533e0e863bcc...
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.