OpenTechnical

OT-2026-000009757

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000009757) never changes.

Identity and time

Publication numberOT-2026-000009757 · never reused
Internal UUID01a0ae6b-7564-73cc-8795-930c6ba98173 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009757
StatusPUBLIC

Content hashes

Canonical text2721d7833253703b10eb2d5fcda387d8aae9e1145fc3ac46abd1ef0fbb438cc9
Markdown64f64bf3dc42d787ead2c1a95f73f96542478f24e8dd33d9e576f7681f1eff05
PDF
Publication page14e6ed1338c8a868c6576cad676a468f94319e35f3c8dc07949cd2e3dfaf96c0
Manifest14dd047a7f0e9aaddf0353b76f68d900f9e98e2bd6302f318a5fa4ef3439e089

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
Signature0CRIgRHnjxkKg0REpyQiaI/bfOdyD9J+OgLxU5jcsYLAgBOFOFHy13k7P5tQxO9w5lVpCt3M5QY8QHeMY1UCCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:15.821776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009757
observed 14e6ed1338c8a868c6576cad676a468f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.800542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009757/manifest.json
observed 14dd047a7f0e9aaddf0353b76f68d900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.779070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009757/publication.md
observed 64f64bf3dc42d787ead2c1a95f73f965...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.759313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009757/publication.txt
observed 2721d7833253703b10eb2d5fcda387d8...
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.