OpenTechnical

OT-2026-000056465

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000056465) never changes.

Identity and time

Publication numberOT-2026-000056465 · never reused
Internal UUID01a0ae87-4bd3-71de-adf0-feeb5f50aea6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056465
StatusPUBLIC

Content hashes

Canonical text3c018e12d65843e108deb586ba9f1479faa8b6841c45a67c68e4c92586bb5ed3
Markdown5c68f1e036c2a47245185960b998dc7f9f49cf43a5f249a814f7df64930097cf
PDF
Publication page99e3cbdde8094858848753dd5ad6096f21c6f0e90002dfdf75f1ab80a50b82a5
Manifestbc92cd7ce6863681f501e2eaf944397666c3d63198a212cd1f908c7ffb751064

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
SignatureujP1v1T+1bbv4aBtP2pGt99Z7rRqcM08uM8MlSR1wzrCihtK/dqbLieM2jLkdem8Z9u8DcQ+Ym0Mx+/uVSe8Aw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:00.291642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056465
observed 99e3cbdde8094858848753dd5ad6096f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.274570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056465/manifest.json
observed bc92cd7ce6863681f501e2eaf9443976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.257601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056465/publication.md
observed 5c68f1e036c2a47245185960b998dc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.240218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056465/publication.txt
observed 3c018e12d65843e108deb586ba9f1479...
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.