OpenTechnical

OT-2026-000061611

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000061611) never changes.

Identity and time

Publication numberOT-2026-000061611 · never reused
Internal UUID01a0ae8b-7b45-7390-86ba-014969e7de55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061611
StatusPUBLIC

Content hashes

Canonical text4fa509104806b90314cf21c7a6138b6320b2eb95795084d589970b409d47d1f6
Markdown0805d7c45ccfafc30635a298aa58869504ff8b48b92b18905062f35766a5342d
PDF
Publication paged717f22dece6fcee2f3435396212b55f73db57ea1229c00c119c2c6b5869983d
Manifestda39ad49f2f340e83caa767ee1d6ee89efb900ba3cdd325e73a0d15d9f0013b5

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
SignatureSzBPVWOA1zVdN+fI2ERodfgZ4YULD7nHNuQUxQTTHONOzSBlhxqp8TBid2h+GEUOApHSfWp0iFyvpiqkgko5Bw==
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...

Independent retrieval

2026-09-17T10:41:32.487937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061611
observed d717f22dece6fcee2f3435396212b55f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.469222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061611/manifest.json
observed da39ad49f2f340e83caa767ee1d6ee89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.452458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061611/publication.md
observed 0805d7c45ccfafc30635a298aa588695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.433504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061611/publication.txt
observed 4fa509104806b90314cf21c7a6138b63...
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.