OpenTechnical

OT-2026-000054827

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054827) never changes.

Identity and time

Publication numberOT-2026-000054827 · never reused
Internal UUID01a0ae86-1285-722b-8731-2c3050760648 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054827
StatusPUBLIC

Content hashes

Canonical text26ed24810e6bb93d3c7363bdef4ba920b1f54abd85ba3c605e750c71cd22a9d5
Markdownca489d6480c1eb54ee62367d40d8921db68971ee35d4006ed8002789436a103a
PDF
Publication page6d75e32998afcae8e9e955b91f59f63262cee4d3e2a01ab09a96aad680ad19ad
Manifestbe24892fd76259421da943cf6c53dd4c7c6cab6e3db16be1fd8fd7feefa96ae7

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
Signatureahv7s4SUn3pJx1RUfCrj9xnI83JIS82G1YnGecuVcuU4U1uZBan/B7N25TR/nXheeany8fNrrdxhHEpx+7U6Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:02.258639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054827
observed 6d75e32998afcae8e9e955b91f59f632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:02.240789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054827/manifest.json
observed be24892fd76259421da943cf6c53dd4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:02.222289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054827/publication.md
observed ca489d6480c1eb54ee62367d40d8921d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:02.206514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054827/publication.txt
observed 26ed24810e6bb93d3c7363bdef4ba920...
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.