OpenTechnical

OT-2026-000074666

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000074666) never changes.

Identity and time

Publication numberOT-2026-000074666 · never reused
Internal UUID01a0ae93-ac2b-759b-8ca4-edf2c5a35e3b · 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-2026-000074666
StatusPUBLIC

Content hashes

Canonical text4006c24e85f2b0cb9346626bd70cb13bcf810ebb6b4e6560b3894bfce587a168
Markdownaabb4ea08c879302b09378282c61c3775c3b480cf17e2cf1c556a5e07fa341e4
PDF
Publication page34ce3196b17431a937a511f7aba009ce376cade6db45975493faa11cf7aa1c3f
Manifest0c19fb746373e72b82dee3e7e53490f23fdc7907dfb445afa5a4432aa8246408

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
Signature0PtEzf7kx8ORKUUdRHpblb92gz9MqhcvckCO2Z7zFpIYpur0aO1Ez4V36/nRhj5Ee6CqzVx4e+oiDrnlzdwFDw==
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

2026-09-17T10:18:14.784931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074666
observed 34ce3196b17431a937a511f7aba009ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:14.768595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074666/manifest.json
observed 0c19fb746373e72b82dee3e7e53490f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:14.750257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074666/publication.md
observed aabb4ea08c879302b09378282c61c377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:14.735069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074666/publication.txt
observed 4006c24e85f2b0cb9346626bd70cb13b...
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.