OpenTechnical

OT-2026-000062039

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000062039) never changes.

Identity and time

Publication numberOT-2026-000062039 · never reused
Internal UUID01a0ae8b-b8af-7db1-b9a8-7fc41204af6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062039
StatusPUBLIC

Content hashes

Canonical texta583ed8d0f3c0729bee6480134f30cefb3c71f05a81ffcbb30c0e010430781fa
Markdowne17453e699e17fcf914e5aa667e1552bf80f840fd2c1a3fe1030cc5c8bad419a
PDF
Publication page8b1ec2c542dd88dd9d6a65537c49df1829ceead3aff419e3fba8585d48625682
Manifestd3868082bc07379ecb2c755115e5682b53ee87b11b4abae0a6c23c76fe66c29b

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
SignatureBeSpG99omCoZ51NqyK5bfACjaM+wGdYg7p24VZI2J1bUZwAEnsfAbuXwcckzHA76yW9Qj7UKRllRWP4+v3HsDQ==
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

2026-09-17T10:41:04.668039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062039
observed 8b1ec2c542dd88dd9d6a65537c49df18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.648328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062039/manifest.json
observed d3868082bc07379ecb2c755115e5682b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.628535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062039/publication.md
observed e17453e699e17fcf914e5aa667e1552b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.610143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062039/publication.txt
observed a583ed8d0f3c0729bee6480134f30cef...
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.