OpenTechnical

OT-2026-000058646

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000058646) never changes.

Identity and time

Publication numberOT-2026-000058646 · never reused
Internal UUID01a0ae88-f39d-777b-a963-2b9801d892e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058646
StatusPUBLIC

Content hashes

Canonical text3b0ad9ea5b279bfe847aa80cd286f819ea28eadeac1db9e409adbdf7ac90f51f
Markdown078b5005ffc22ab61557cecfd37228d7d6c42e0d97213c94893ce85a7c903366
PDF
Publication page5481c6824b2490b4368edc3e9ce41236a7b62da69616eb88cd92f2b63116db3d
Manifest40f149fa595436eefd1b1701ab2d1a07bbfbfc720af4e4ae6db46adfcc481ba5

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
SignatureU1hd/QFH10BZ+Hq42Hnk+rQX7hwQ/UDiDHELItLLNjOfXmM/s4ialyqPJSwQZQSh8aPfxD97/jqwk2dFy+mwAQ==
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

2026-09-17T10:47:09.531785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058646
observed 5481c6824b2490b4368edc3e9ce41236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.512599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058646/manifest.json
observed 40f149fa595436eefd1b1701ab2d1a07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.492596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058646/publication.md
observed 078b5005ffc22ab61557cecfd37228d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.472670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058646/publication.txt
observed 3b0ad9ea5b279bfe847aa80cd286f819...
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.