OpenTechnical

OT-2026-000086437

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000086437) never changes.

Identity and time

Publication numberOT-2026-000086437 · never reused
Internal UUID01a0ae9a-2c97-7b90-9baf-e750e8ab0ead · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086437
StatusPUBLIC

Content hashes

Canonical text98317fa596e8221ebff053187edad7436e4676f295d83ab94d15b7bf77e86de2
Markdownd8017623357a12e798100f3475abe6600297414273af257debd97fdec7ae3dc9
PDF
Publication pageb98f050922148c4f89f4909bea940c7f5fc7e715382ca0db5a7c9e18d9abe563
Manifestd41e037a82abac416a0ca9c5cdd1ef190895177f9c3117c4eeeba4b8923dd14d

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
SignatureGEOsDwXdWSME2fFHeW+7ZErsfmA6jAXhVGXkvd6aXGByLUsyPgkiHm63sIJxsH8LP6F8m5YPh3J4BZz8e6t6AQ==
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

2026-09-17T09:52:14.149200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086437
observed b98f050922148c4f89f4909bea940c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:14.131607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086437/manifest.json
observed d41e037a82abac416a0ca9c5cdd1ef19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:14.113598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086437/publication.md
observed d8017623357a12e798100f3475abe660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:14.095547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086437/publication.txt
observed 98317fa596e8221ebff053187edad743...
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.