OpenTechnical

OT-2026-000102563

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000102563) never changes.

Identity and time

Publication numberOT-2026-000102563 · never reused
Internal UUID01a0aea4-858a-76c2-ba63-07f4a20ddf9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102563
StatusPUBLIC

Content hashes

Canonical texte2ff1724d181d5ec5fde4b83f5cbbb0dac01d50f89d45524ae867071a84b2109
Markdown4dbc5b5d803258d0879a8097713294d4cee9daf655e646c6d031a9848d9688d1
PDF
Publication page7bcb5594ade7ca8f9ca1628f12fde5822197f181d775cba3668057a3e05d3a18
Manifestdc714c516a6b6564ac67a61afb13ea2940175d1ad8cd42de62d820e21a9750de

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
Signature5615W1iGB+E8xOPKikeF9M5Iyk8R5qHR8lugboFmaQzj0FQuujHIGFRDcOzxkV8rqsC+LFiE6z3f6xStaYYgCA==
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

2026-09-17T09:24:02.682272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102563
observed 7bcb5594ade7ca8f9ca1628f12fde582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.663942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102563/manifest.json
observed dc714c516a6b6564ac67a61afb13ea29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.646826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102563/publication.md
observed 4dbc5b5d803258d0879a8097713294d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.630825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102563/publication.txt
observed e2ff1724d181d5ec5fde4b83f5cbbb0d...
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.