OpenTechnical

OT-2026-000083414

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000083414) never changes.

Identity and time

Publication numberOT-2026-000083414 · never reused
Internal UUID01a0ae97-c964-7759-b34e-5ea70dc3cd1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083414
StatusPUBLIC

Content hashes

Canonical text1c3b36c5e204d6728ca8e2ac79633621aeeae3c95f3159db442fe2ab0b73d2a0
Markdown0ee09522a6610b71f1bc6aed4f7c062f14488ea52e57310fc0183fce38d65ef5
PDF
Publication page0cd81fd57937b8bb8a8d200fa2e1d57bf095ad8e53fefda5fe56fa7da5c116ab
Manifest14d0063cc02b45eb4abf9cf3299985409b788be7d74824cf531f3429e5c01b43

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
SignatureS9GgGrFxe9VpYBPMZZzMN7iayV+hqmXt4d2TgGwZ72pHaB7xCs5fvOaoO+LZ59VeN4Tw+JkZTtf1W5Lj0jG6CA==
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

2026-09-17T09:57:49.631204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083414
observed 0cd81fd57937b8bb8a8d200fa2e1d57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:49.614266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083414/manifest.json
observed 14d0063cc02b45eb4abf9cf329998540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:49.597019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083414/publication.md
observed 0ee09522a6610b71f1bc6aed4f7c062f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:49.581089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083414/publication.txt
observed 1c3b36c5e204d6728ca8e2ac79633621...
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.