OpenTechnical

OT-2026-000059154

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000059154) never changes.

Identity and time

Publication numberOT-2026-000059154 · never reused
Internal UUID01a0ae89-8612-74d5-91aa-a55112cda052 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059154
StatusPUBLIC

Content hashes

Canonical text38b8a581cbb934320e7f75f359f88084b37cadb2c19690d850baaddb852ebd80
Markdownb0b104d10cb337d889338d9b9868b394ef388f75d5f7c9374adf7ca6a6ecc9f5
PDF
Publication page64fc5914458f7ec6bdec04a22cb7aa4b58a0edf749689b982696b8e7f35b7678
Manifest4fceaa876974576c2537e0f47ec3ad5997a5679f4e65c99a4209c1d6a8512c99

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
SignatureYdRXO2I3EaCI8LF4AlKJxSnKjzCTJBtfawLZIjerHcXPQwOOrWMeMZPBtHL9VqfwsoLg9BtEQvQ8OW3608fgCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:06.281810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059154
observed 64fc5914458f7ec6bdec04a22cb7aa4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.263261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059154/manifest.json
observed 4fceaa876974576c2537e0f47ec3ad59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.246207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059154/publication.md
observed b0b104d10cb337d889338d9b9868b394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:06.228025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059154/publication.txt
observed 38b8a581cbb934320e7f75f359f88084...
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.