OpenTechnical

OT-2026-000044887

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000044887) never changes.

Identity and time

Publication numberOT-2026-000044887 · never reused
Internal UUID01a0ae7c-911c-7862-9f17-3c1f12feae38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044887
StatusPUBLIC

Content hashes

Canonical text1e53f9ef7e951a0a17b3db177b52a041b49bdcec226b721febe4c02f9a728dde
Markdown7094123de51884cf24cc3d232a0622104bf56b2e71a0ac0c8fbd6528e9c8860b
PDF
Publication pagec10f9eba4d78a020426c9659bfcdc2576134cfdf9bc2f5552be5ba555dbb0380
Manifeste3ff81f4c61fdc39f2533affc825eef5fac8eb37af4f4c7faf119dbbc8d16c9b

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
SignatureI43envKZ+NzaMjkIxuv4pPFn/m+kSbuLEK6FrQPGsW9timfoA4/ZcIAj/c38OoUo3pVbRHaQ7ktcNWfNdVA5Cw==
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

2026-09-17T11:11:32.795822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044887
observed c10f9eba4d78a020426c9659bfcdc257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.775515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044887/manifest.json
observed e3ff81f4c61fdc39f2533affc825eef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.756114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044887/publication.md
observed 7094123de51884cf24cc3d232a062210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.736606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044887/publication.txt
observed 1e53f9ef7e951a0a17b3db177b52a041...
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.