OpenTechnical

OT-2026-000035933

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000035933) never changes.

Identity and time

Publication numberOT-2026-000035933 · never reused
Internal UUID01a0ae76-b4c9-7e88-9c75-3e41347c7acd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035933
StatusPUBLIC

Content hashes

Canonical text5ebfdd69e573ee954c481e9e7a8127183df806dea50b1e405179585c164f073b
Markdown294ac2e314ff37c61092980922d441b0d255ea5a08ec7c46fc68250aae4678e7
PDF
Publication page4cdd1ed2cbdba995e5a61182144cccb8dd79e09a250f1a6c036926dcf349b85d
Manifest19f9476d1d4b66a8abf2749bd51b3cb327fb35a2c1fdc0ca5a0a7af0e883e30b

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
SignaturehfCk6yl1KXS+WNTKdTk1+GiGECIG90W2tDyQ7sMSuLas6e2alUmsJ0Z9u13V8oTm5C3zdSlNdoYcDsqwRScKCQ==
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

2026-09-17T11:27:47.049350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035933
observed 4cdd1ed2cbdba995e5a61182144cccb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.031138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035933/manifest.json
observed 19f9476d1d4b66a8abf2749bd51b3cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.013668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035933/publication.md
observed 294ac2e314ff37c61092980922d441b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.995308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035933/publication.txt
observed 5ebfdd69e573ee954c481e9e7a812718...
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.