OpenTechnical

OT-2026-000098744

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000098744) never changes.

Identity and time

Publication numberOT-2026-000098744 · never reused
Internal UUID01a0aea2-42af-702c-a13f-ddc4f638b41f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098744
StatusPUBLIC

Content hashes

Canonical textc97900bd434dcf8f4dea3cce1a5cda7340d6466d5c7cacee75951728ecb98fc5
Markdown50bb8610fb8103a1f9f55127bafc2aaf0beb2892b8fe884da91b392d813aa263
PDF
Publication page9ede20c6fee53cc8e63ee3fb27056a92feff0a0390a6efcdd075897b922282d8
Manifest328f0adde8f1abfaee7b67cf2c9394bc20634d024ed090fa7781b170cf01ab61

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
SignaturesXRqFDFlHxywOlSV+OjxykyhM8+ZF4XXUzdq/klZnoGI+32p+KVY6R+d+umPFyMud7s9v9EmB5eQoufcjavzAw==
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

2026-09-17T09:31:03.654562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098744
observed 9ede20c6fee53cc8e63ee3fb27056a92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.636285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098744/manifest.json
observed 328f0adde8f1abfaee7b67cf2c9394bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.617767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098744/publication.md
observed 50bb8610fb8103a1f9f55127bafc2aaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.600304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098744/publication.txt
observed c97900bd434dcf8f4dea3cce1a5cda73...
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.