OpenTechnical

OT-2026-000056461

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000056461) never changes.

Identity and time

Publication numberOT-2026-000056461 · never reused
Internal UUID01a0ae87-4bd3-77a2-adae-657441e566bf · 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-2026-000056461
StatusPUBLIC

Content hashes

Canonical text11463c70cb8470f89bf78b890cfad3128a1b8a0fe92256379bf32b7e7019a18d
Markdown99b339f42089185373f281f7f8d4a24bd068af9cccfff3de52dabdc06d794743
PDF
Publication page1c1d309a182d70ba838fa95f07d2abcedc2cda244c81ca2b47cd524d9b8232b6
Manifestf42c579753a562bbe64153ca4dc8f71b0c31c47f0897a35a2008102cc8424e91

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
SignaturegixEhVxsYjrYlMSyXeZqZau2vx2FkmlXpgY8ixN/L1wSvOK0AZl3m08gun7h2rxs3Ul2XmPT3kJ3FCdq4B6oBw==
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

2026-09-17T10:51:00.008045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056461
observed 1c1d309a182d70ba838fa95f07d2abce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.991669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056461/manifest.json
observed f42c579753a562bbe64153ca4dc8f71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.973770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056461/publication.md
observed 99b339f42089185373f281f7f8d4a24b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.958193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056461/publication.txt
observed 11463c70cb8470f89bf78b890cfad312...
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.