OpenTechnical

OT-2026-000059551

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000059551) never changes.

Identity and time

Publication numberOT-2026-000059551 · never reused
Internal UUID01a0ae89-ec23-7bea-b9c1-c139ae95c542 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059551
StatusPUBLIC

Content hashes

Canonical text5d2f7cdf1756fb6b6bd2f4c1b4b367cea187b2a2cb15ef39c7fa329e742ace73
Markdown827f9c2822deb839f91446596c57d2879119f48fe38a7bfebd98334a3ce7d844
PDF
Publication pageeff278fddf2372600bc7aaa5793a2740cc72555a432247134228e2bfec1e53bb
Manifestd68a664932434c14e43659a40fc114a21cbb76f8ec6e16b808225c2f5adca413

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
SignatureTdcDd1biQ4hnkfo4Sh6rncOsPzYeX0p3WnPc4mGV/0ujwW1r0sqpZH2LTHDGCp1MrBXVgLArUT3VOX0WEgq9Cg==
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

2026-09-17T10:44:11.479854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059551
observed eff278fddf2372600bc7aaa5793a2740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.458357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059551/manifest.json
observed d68a664932434c14e43659a40fc114a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.434662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059551/publication.md
observed 827f9c2822deb839f91446596c57d287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.411693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059551/publication.txt
observed 5d2f7cdf1756fb6b6bd2f4c1b4b367ce...
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.