OpenTechnical

OT-2026-000080937

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained 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-2026-000080937) never changes.

Identity and time

Publication numberOT-2026-000080937 · never reused
Internal UUID01a0ae96-b975-7c66-ae20-027d3872ef4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080937
StatusPUBLIC

Content hashes

Canonical text69b00919dc9d51b15de9eba6c4d678199f633b07daf0f1eabe008bb5c7283848
Markdown319b952619f866197612534e5bd83d5df4a129cb37b621f7b8f4f678a7f6d22b
PDF
Publication page69c517df184611e911b1e3a94bdb206822482658b622633a9722a259d2c00ab0
Manifest33f23e84e0d4b1e9f8a5f94d29a82c7943d93f039191f7b10e714e2039375df3

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
SignatureHrocCgA5qX+jR7F3Q7mvD9ql6yxwNSseEe2vZPQsE9f1kNLnkCsBE0fFzS/8Jy/xVQ/dJNvm1ldWHyUIoPBMAw==
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

2026-09-17T10:02:08.626714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080937
observed 69c517df184611e911b1e3a94bdb2068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.610038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080937/manifest.json
observed 33f23e84e0d4b1e9f8a5f94d29a82c79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.591348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080937/publication.md
observed 319b952619f866197612534e5bd83d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.568981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080937/publication.txt
observed 69b00919dc9d51b15de9eba6c4d67819...
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.