OpenTechnical

OT-2026-000101666

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000101666) never changes.

Identity and time

Publication numberOT-2026-000101666 · never reused
Internal UUID01a0aea4-0e16-70dc-b565-18c5e3cfff3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101666
StatusPUBLIC

Content hashes

Canonical textc03cc3133af6e07b1f14f13c959c233f7d423ae542fe85d75a08f6817e4b0e84
Markdownd1548463be305abd0402261d8441a270a81df6d0b6d22c3acee640a81ee48bdb
PDF
Publication page0de06c6d1c4e80ae3da99332e959d2b5413da2de221c8b409f7d7a57b313fbb4
Manifestf7336739a3e43d04e1ea9040418e6e39cf10b1b8196a3acdfb69f8e2327fb33a

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
SignatureXDizR0fcOCH2VzDrHiP6QVY6Ja2zZSV6+02+DWCqTMQg1UE/TjQ8OXY0FqVxZfhzHAm/8hPxaum7Xc7veILvAQ==
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

2026-09-17T09:25:56.169253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101666
observed 0de06c6d1c4e80ae3da99332e959d2b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.149372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101666/manifest.json
observed f7336739a3e43d04e1ea9040418e6e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.130285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101666/publication.md
observed d1548463be305abd0402261d8441a270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.109618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101666/publication.txt
observed c03cc3133af6e07b1f14f13c959c233f...
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.