OpenTechnical

OT-2026-000071672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000071672) never changes.

Identity and time

Publication numberOT-2026-000071672 · never reused
Internal UUID01a0ae92-1e91-7930-b356-3030af23fe1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071672
StatusPUBLIC

Content hashes

Canonical text4d0e358068e50a48d5b0fe1931f88bc9df46b1355961d12a9d18a4e827b26d41
Markdownafe98cdf1844ee913e84717add650574fee04038286434e4aab2cc7b34980913
PDF
Publication page274cc87fdade207ef4db361a4496039af8377c3e209b7c3c69004573816553ec
Manifest0cdc9f20a902a4ea113f26179e8d6d9a2aad9dc18270c86287a0b025db76ce5f

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
SignatureojC6XQc6eYe4N3P0iXomkusx3fXwvkjIdCo49cU5yIgr3E/Vd2a8kPGhCrCeJnVE/1J7XET73F3EtQK9zvRqDA==
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

2026-09-17T10:23:42.559825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071672
observed 274cc87fdade207ef4db361a4496039a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.535222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071672/manifest.json
observed 0cdc9f20a902a4ea113f26179e8d6d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.509346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071672/publication.md
observed afe98cdf1844ee913e84717add650574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.484187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071672/publication.txt
observed 4d0e358068e50a48d5b0fe1931f88bc9...
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.