OpenTechnical

OT-2026-000058621

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000058621) never changes.

Identity and time

Publication numberOT-2026-000058621 · never reused
Internal UUID01a0ae88-f39c-7cf2-9220-fc49f5ef20ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058621
StatusPUBLIC

Content hashes

Canonical text54c0b2bbbe12500a29b11031b4f137719b96d87fe4de55a7449d9eb9a2372817
Markdown45ba995c9f0c99c46c5d7378544ab3a2c1a9608a82132ffc6052074ee6dfe2be
PDF
Publication page691eabaf006bf09ea23d2bc91fab5c6b431956b383d6fb0ca2d47976c509ed85
Manifest3810ec89783cc8d55c06a6c240b9cf5d8e60b5916131b6dd65aab39a4d9e01a3

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
SignatureddOuZZXl/BelZDQMFNxagnvGK5UpPVR/x184C6EEIkPiIDxYNCmoN0mUl6enkTnIQxB+sz3l73KWkKvCAzgqCA==
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

2026-09-17T10:47:07.565441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058621
observed 691eabaf006bf09ea23d2bc91fab5c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.547500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058621/manifest.json
observed 3810ec89783cc8d55c06a6c240b9cf5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.529887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058621/publication.md
observed 45ba995c9f0c99c46c5d7378544ab3a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.510542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058621/publication.txt
observed 54c0b2bbbe12500a29b11031b4f13771...
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.