OpenTechnical

OT-2026-000040712

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000040712) never changes.

Identity and time

Publication numberOT-2026-000040712 · never reused
Internal UUID01a0ae79-6d0f-786a-a0a9-e7530876d722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040712
StatusPUBLIC

Content hashes

Canonical text65cb5379c1451462631e6bf44473d4e352cdb3b6ee1fb71118ec2010b1c2cfb6
Markdowndc5d41faab6004206b2c9fdfa7dd394269dbe9192dc72902b5a48e648850f70c
PDF
Publication paged72cad587a9ad313472430cb24ff5b0330fecc807749cb70e61814fb58c5b661
Manifestea0538b487aab997e3a0fcc56d6b25fb3f3d62a67a5424bdf6dac1d3552b556a

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
SignaturePhCRw1/8zGDWqwzsOiZc7Ny3EMlZ08KbMnTLcAP4fq3ZayrNX/AJWmYO20sCjUiYIVAhdgR8Svm9RGgHk9AzBg==
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

2026-09-17T11:17:54.844754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040712
observed d72cad587a9ad313472430cb24ff5b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.829186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040712/manifest.json
observed ea0538b487aab997e3a0fcc56d6b25fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.812255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040712/publication.md
observed dc5d41faab6004206b2c9fdfa7dd3942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.794439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040712/publication.txt
observed 65cb5379c1451462631e6bf44473d4e3...
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.