OpenTechnical

OT-2026-000044039

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000044039) never changes.

Identity and time

Publication numberOT-2026-000044039 · never reused
Internal UUID01a0ae7b-d679-7bde-976b-01307f65cb6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044039
StatusPUBLIC

Content hashes

Canonical textd893f9643663c47e51948785b4bf276ebdcce77426639ec12852fa45df2e1881
Markdown80d3d6eab91361d0cc12108ec83e540e37f9b66253e4fdc89f6e8a0100db50c6
PDF
Publication page9a43efc7fab62da9281b2f37dc9da300e4f546a8d9d2fea2239db8ea4901da74
Manifest0e8ab8c8f0e56cb53fca23f1e126e305995bfa754dca0116f4b75480564815a8

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
SignaturelxOP1S9UzwmWl3GvFHspqGSTg7gtK1+QXjgGkAGjLRJySji+X90YmfNknDF+3E35u5xC/aoMA27kyNiEZS8qBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:12:25.748588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044039
observed 9a43efc7fab62da9281b2f37dc9da300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:25.732062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044039/manifest.json
observed 0e8ab8c8f0e56cb53fca23f1e126e305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:25.712247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044039/publication.md
observed 80d3d6eab91361d0cc12108ec83e540e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:25.693696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044039/publication.txt
observed d893f9643663c47e51948785b4bf276e...
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.