OpenTechnical

OT-2026-000045808

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000045808) never changes.

Identity and time

Publication numberOT-2026-000045808 · never reused
Internal UUID01a0ae7d-8f05-7af3-bbe9-94cc19628dc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045808
StatusPUBLIC

Content hashes

Canonical text08464dde3c9e6f8f0660cf555ecf071b9daa760c387f1359020b14eeb8e7e353
Markdown218742c0baec2ba0beae0e89680f2b76335e9e28108247d016ec735f4b216595
PDF
Publication page85c1e3ef38ace8d7a369065a02a09100b34f2683d6194922749649d40a37259c
Manifestdf28d8fb021e74986ff0f684f4168bf5ea9737ef23c3d3a74acfbb0e94bee747

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
Signature1Zr3eFTeBcDs737S3XBbtU+w+6rm95wOCp/2rdcjvRKgdcxkXqZ1LtM2w5H81jPDVz1srjIX8fxfpjmxt+lhDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:40.659031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045808
observed 85c1e3ef38ace8d7a369065a02a09100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:40.641980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045808/manifest.json
observed df28d8fb021e74986ff0f684f4168bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:40.622358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045808/publication.md
observed 218742c0baec2ba0beae0e89680f2b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:40.605426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045808/publication.txt
observed 08464dde3c9e6f8f0660cf555ecf071b...
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.