OpenTechnical

OT-2026-000072083

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000072083) never changes.

Identity and time

Publication numberOT-2026-000072083 · never reused
Internal UUID01a0ae92-47c1-789f-baae-2fa7ca20d210 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072083
StatusPUBLIC

Content hashes

Canonical text9301a7601a378718c811ddaef75cd8ce20ec955819df5de0b88d36a6d7cb3082
Markdown68cf5a182dcc1919ab9377fee9171eefaaaa3e89916d198d6bc24210fbbbc9f9
PDF
Publication paged30f009fd384d4b27bef7953ca1d111397363cb319970f1d3660232072b98621
Manifestf0206092c8f773ded2fd141d9ecaf7757e3eeeae580f93966170e5304af436d2

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
SignatureQKQprTJrWmCwKNvjgLOCgrU48W4sisOwd99Z9IgCY3QaiOlk2YCAqaleVwEiN5Uzwij85uV51MRM93UZfzpPBw==
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

2026-09-17T10:23:09.677569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072083
observed d30f009fd384d4b27bef7953ca1d1113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:09.662055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072083/manifest.json
observed f0206092c8f773ded2fd141d9ecaf775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:09.644325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072083/publication.md
observed 68cf5a182dcc1919ab9377fee9171eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:09.626214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072083/publication.txt
observed 9301a7601a378718c811ddaef75cd8ce...
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.