OpenTechnical

OT-2026-000079461

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, 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-2026-000079461) never changes.

Identity and time

Publication numberOT-2026-000079461 · never reused
Internal UUID01a0ae96-0b91-75d5-98d4-596b2a5eef07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079461
StatusPUBLIC

Content hashes

Canonical text9baace2c5c0386a11168dcb6ab6066865103588c0c745b2f34d42a2a165b9a6f
Markdown58fc1c4ae76f0f04bde6c0a731b45a16c34792f7e962d5401d830ef521145bd4
PDF
Publication pagec304a7956d7397dd3517ac1127726a46274486454625587f7f8f14642fc6d24c
Manifest610853d5412dad993247b982094b363fb8f054b55482d746569606f90cbdd59f

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
Signature4flbaJmLlQpVuTwjHZhzEzsFUexlrePTOktMIG2NeLih97LG2IHv9XPusULdvg2Cfoafm644UW0aoB3250lrDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:44.426539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079461
observed c304a7956d7397dd3517ac1127726a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.408696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079461/manifest.json
observed 610853d5412dad993247b982094b363f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.391051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079461/publication.md
observed 58fc1c4ae76f0f04bde6c0a731b45a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.373826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079461/publication.txt
observed 9baace2c5c0386a11168dcb6ab606686...
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.