OpenTechnical

OT-2026-000103788

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000103788) never changes.

Identity and time

Publication numberOT-2026-000103788 · never reused
Internal UUID01a0aea4-e463-7639-9ef6-afb713fe3de4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103788
StatusPUBLIC

Content hashes

Canonical texta158f516d087063ab1e3c80e0c5be6c5425f9309945244b42ba9d5e32f19dc79
Markdown22b837ba006e31b5479380ce6964675bc1fb6e3f09ec6f415965dca705d3ee7a
PDF
Publication pagecc21cfe9ffdb6bb45fe92e436cbf1886d8dfed9171bd086b4594d82ba2888002
Manifestd7c4d9ed92d0112ed43d02a0134ad8d78bb108ce0df58250b521442e484647ea

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
SignatureXMEwHFqPtLKng/qcuK1OgP5uSSbh9TWCgI+foCMMeXdttIEaAxNFXL9TzDtpNMPAKQJnXe7aNinPfq+rhH/eCw==
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

2026-09-17T09:22:44.486309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103788
observed cc21cfe9ffdb6bb45fe92e436cbf1886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.469052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103788/manifest.json
observed d7c4d9ed92d0112ed43d02a0134ad8d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.452941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103788/publication.md
observed 22b837ba006e31b5479380ce6964675b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.434455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103788/publication.txt
observed a158f516d087063ab1e3c80e0c5be6c5...
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.