OpenTechnical

OT-2026-000098434

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098434) never changes.

Identity and time

Publication numberOT-2026-000098434 · never reused
Internal UUID01a0aea1-e965-7502-b8c0-e8fd8e973574 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098434
StatusPUBLIC

Content hashes

Canonical text581c5a11d0b8cd2cc1c4db588121e8ff597ec871d659c59baba0370df42f440a
Markdown76e3c22617dfff214c8efc0a7e1455530338d19e0b7b7bd9b7956c4687395297
PDF
Publication page66acaf2ba0a360e3e1a2fd1d0617feb373f4a9e93d0a58fb334feac3e0cfacce
Manifest94c173f02321fccc76753caa8c8b05a017add010ec8be6fe982195d5ba78f98c

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
Signature8zkd2djjqQ63ZxrqJcAfkqpUsG9Vex06wiHLmRgC18KfbPZ/PdGeTPYPcEDoq4RIuOFu9+7xrzF/7QzduQA+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:17.379131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098434
observed 66acaf2ba0a360e3e1a2fd1d0617feb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.361724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098434/manifest.json
observed 94c173f02321fccc76753caa8c8b05a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.344467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098434/publication.md
observed 76e3c22617dfff214c8efc0a7e145553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.326954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098434/publication.txt
observed 581c5a11d0b8cd2cc1c4db588121e8ff...
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.