OpenTechnical

OT-2026-000074998

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000074998) never changes.

Identity and time

Publication numberOT-2026-000074998 · never reused
Internal UUID01a0ae93-ac2d-74b9-90ca-be91437aca82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074998
StatusPUBLIC

Content hashes

Canonical text89e1b0450c51241fc939fe07b60332e6a91938e148e1a13c152ae3819ec7cf35
Markdowna73dfaeb994043045dcd764371e097f1dfdeaefe6e43e993ec3e50bde3608da2
PDF
Publication page980aad04d3ed827a38ef138df22c06045a7b41be7a0da269263ede1995fec446
Manifestf6f83cdf6fcc0a61cbbdc7c35aef79344e8b23ff395cefd32ba1e02af4cb1481

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
Signature0PaWMrIX5hteVZaQUD49H1xOuBCh6pGizhmzHUEQXz4jG6LFWlyDVscmIjB2oDqigWosXXyM1oTqFU84XHvSDQ==
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

2026-09-17T10:18:48.363141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074998
observed 980aad04d3ed827a38ef138df22c0604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:48.343838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074998/manifest.json
observed f6f83cdf6fcc0a61cbbdc7c35aef7934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:48.325878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074998/publication.md
observed a73dfaeb994043045dcd764371e097f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:48.307395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074998/publication.txt
observed 89e1b0450c51241fc939fe07b60332e6...
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.