OpenTechnical

OT-2026-000100967

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100967) never changes.

Identity and time

Publication numberOT-2026-000100967 · never reused
Internal UUID01a0aea3-c377-705c-9717-443d7b96a500 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100967
StatusPUBLIC

Content hashes

Canonical textc21424f4b8ab7fd51c0e3e1956b0e02d0f7dbe06de7e253ba6ce9bc109e2a3df
Markdown49a49b59d95cab473ecd5bddd8d047487d5c607f29d1f6c71487c693515bb8af
PDF
Publication page44814d3546867c8d3afef78ac0d01385fbade9cb4c151e48f4a5f7fb63668b95
Manifestdb44857c863425a47ade0e9309a8753a3df6b0c26b365e5bdfdd678e927f0921

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
Signature0TtO8TUW6Q1Aqg2eTgVDZl6nEpR2YptQch0AS8RhjIwfCRlcHa7P5PTqYzd8cRIMzNo7c8hopJEhU9r7h8MzDg==
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

2026-09-17T09:26:28.706637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100967
observed 44814d3546867c8d3afef78ac0d01385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.689882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100967/manifest.json
observed db44857c863425a47ade0e9309a8753a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.674365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100967/publication.md
observed 49a49b59d95cab473ecd5bddd8d04748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.658727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100967/publication.txt
observed c21424f4b8ab7fd51c0e3e1956b0e02d...
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.