OpenTechnical

OT-2026-000042663

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold 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-2026-000042663) never changes.

Identity and time

Publication numberOT-2026-000042663 · never reused
Internal UUID01a0ae7a-c0ce-7923-9757-37b4e8e1f65f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042663
StatusPUBLIC

Content hashes

Canonical texte4fdb5f7bf39865a849dd2d841d81cba1dca9d2c6de54c30d1b5c4133f16f218
Markdownd20d6e1bc1083450840160721adf7224f8a9d224259a5983c8ffa12008796f66
PDF
Publication page4e66286b7714b6786b39842196990448dc3c996f79c01ed61ac64535b1172734
Manifest9506d6528070d0570e806c06f582a362de0d6252f91fa02eaf0c0a01785efe95

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
SignatureboKsRp1L2wypM2sswBBYEJzyHtz62t6sWhIMApX9CyvCk2IPSqk+ercKwTEvizEtVuPjbt+sTyZZSWWTNQ9bAg==
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

2026-09-17T11:15:00.509999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042663
observed 4e66286b7714b6786b39842196990448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.489923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042663/manifest.json
observed 9506d6528070d0570e806c06f582a362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.469371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042663/publication.md
observed d20d6e1bc1083450840160721adf7224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.449323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042663/publication.txt
observed e4fdb5f7bf39865a849dd2d841d81cba...
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.