OpenTechnical

OT-2026-000016434

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000016434) never changes.

Identity and time

Publication numberOT-2026-000016434 · never reused
Internal UUID01a0ae6e-2d13-7dd3-ae0f-83ea5e2ef875 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016434
StatusPUBLIC

Content hashes

Canonical text3bbf60843fe4b833b74e1c5429fce8d38e3ebb73854c3efdd71f7833f21c1cb6
Markdownd8c17526fd5a45e6740a943bb43a5d2da4b709a169b0a8067e294bc47d5a39e1
PDF
Publication page98a1fb6502b2eb65793c38690b0b41cfbcecfefd65470fdac20a355465635b67
Manifest11dedc8c667490459e7c258775da0523f79acd4ad891678d6a2ea5d1a2b75c79

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
SignaturedjoTkBj1ks9khplJR0TE8Uys2ffhylsEjS2W2Wua9vrFU+ue1eBbIJMpjytglIu8c7GUA8nclu7re11AVO7lBw==
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

2026-09-17T12:04:31.826633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016434
observed 98a1fb6502b2eb65793c38690b0b41cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:31.807454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016434/manifest.json
observed 11dedc8c667490459e7c258775da0523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:31.787541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016434/publication.md
observed d8c17526fd5a45e6740a943bb43a5d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:31.769198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016434/publication.txt
observed 3bbf60843fe4b833b74e1c5429fce8d3...
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.