OpenTechnical

OT-2026-000085962

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000085962) never changes.

Identity and time

Publication numberOT-2026-000085962 · never reused
Internal UUID01a0ae99-e82a-760a-ba97-a5b04b8aab59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085962
StatusPUBLIC

Content hashes

Canonical texte0c2290b0fd7d40d2fa7d1af651a81aa671672220c7aa46cc29b22f6bee7348a
Markdown434861e3ad4118909bdde0b734a9a83ff081df21a2c43555d585f54511d60462
PDF
Publication pagec7b5e1fea1daf9c46af8c8bb705b6bc1031ca34c0236cf41312876db1498ec5e
Manifestc23665fb1dde9827f2927afaf9c6541a3907ad3e863821d761666486b033ba30

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
SignatureS04yjfBWch8zKPPMGaxBixtaz0+w6bimKxt2143/+nMWv4iH5algIzGBNttvBXrijTLbB4tHp+v/4n2zP6YeBA==
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

2026-09-17T09:52:55.695021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085962
observed c7b5e1fea1daf9c46af8c8bb705b6bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.677008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085962/manifest.json
observed c23665fb1dde9827f2927afaf9c6541a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.656135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085962/publication.md
observed 434861e3ad4118909bdde0b734a9a83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.636087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085962/publication.txt
observed e0c2290b0fd7d40d2fa7d1af651a81aa...
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.