OpenTechnical

OT-2026-000069876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000069876) never changes.

Identity and time

Publication numberOT-2026-000069876 · never reused
Internal UUID01a0ae91-1860-7ff7-9c47-70e01370c4ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069876
StatusPUBLIC

Content hashes

Canonical textb4395bfeef94ed7bf330ebc4a225e0bbdcd419c51450af40bbc60819bc20aa53
Markdown51890d66f8a703c048176e745f5f7086870a92acdf6d65f0c30a552b27aba8a0
PDF
Publication pageb4526c3f5a6920887f95635aa301293a9548badb4c62604dad74fa9d4c47a011
Manifest1ff2618ccd2d1352b609a54aca71082f76ee237ae8bcf336b42def9ea1395c33

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
Signature4/ExPybknoq4wqdn0NphNB4MI4gPdnKeW8GuOmHj6Pp565Y7QeErY12aNHt0tfHNXddBGW44ONCzevlew/KTCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:42.362349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069876
observed b4526c3f5a6920887f95635aa301293a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.346004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069876/manifest.json
observed 1ff2618ccd2d1352b609a54aca71082f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.330278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069876/publication.md
observed 51890d66f8a703c048176e745f5f7086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.312395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069876/publication.txt
observed b4395bfeef94ed7bf330ebc4a225e0bb...
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.