OpenTechnical

OT-2026-000044687

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000044687) never changes.

Identity and time

Publication numberOT-2026-000044687 · never reused
Internal UUID01a0ae7c-39da-7752-962f-81718eae0ff6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044687
StatusPUBLIC

Content hashes

Canonical textf360396366fa5e000afc34e8ad97d62cb25dfb7357c79583fa0fc6571a73001d
Markdownb1e29b9eeff4925e89a4ac4549ba921340aba4581e20ea5ad8b3b0ff821e9fc4
PDF
Publication page060dbfa59be67c17c059073f94cd7ae45280441fa18906944321b3859595f35c
Manifest5df1efd374ea0588055377588ebc2bdc6220dea07f9d0d2e5f68eeb9fdf0b716

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
Signature6xmp5ZKEjuplId2zUpIrtj/5BqDyQgasoeUtI0E2nmZgzrvRDcqPofmla54a1Qs4z9KP56cjYBF5m1AcK2ygBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:56.566265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044687
observed 060dbfa59be67c17c059073f94cd7ae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.548287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044687/manifest.json
observed 5df1efd374ea0588055377588ebc2bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.530066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044687/publication.md
observed b1e29b9eeff4925e89a4ac4549ba9213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.511204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044687/publication.txt
observed f360396366fa5e000afc34e8ad97d62c...
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.