OpenTechnical

OT-2026-000098623

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000098623) never changes.

Identity and time

Publication numberOT-2026-000098623 · never reused
Internal UUID01a0aea2-42ad-75bd-8185-9476e182b045 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098623
StatusPUBLIC

Content hashes

Canonical text290d2fe45c94f761616265a179f97413f29e7cca4929a3fa8e1126af9cac9379
Markdownfe7da11aad7aa4edf1a9892db875d43ba9b29f67558815ed386aca2b45a932cb
PDF
Publication pageede8b619f950cbb2f898b1a225699a6bd2df6153f051a76e59e38bc250b05321
Manifest5a3261876afd60a0f81c0f5955d0b6dfa66e51f0c58637a02b35d4c2957c4164

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
SignaturehBrXTMA0qbkoUXB/JtFT+WrLsrjpb/j4epp5WGAX9fpnTgDdamc2v0bIEjYHAvTv7ZdzOE2mzbR/xSh70plxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:54.695939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098623
observed ede8b619f950cbb2f898b1a225699a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.677851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098623/manifest.json
observed 5a3261876afd60a0f81c0f5955d0b6df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.659115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098623/publication.md
observed fe7da11aad7aa4edf1a9892db875d43b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.640264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098623/publication.txt
observed 290d2fe45c94f761616265a179f97413...
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.