OpenTechnical

OT-2026-000055622

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000055622) never changes.

Identity and time

Publication numberOT-2026-000055622 · never reused
Internal UUID01a0ae86-a103-7612-9c5f-1e1ab5b92787 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055622
StatusPUBLIC

Content hashes

Canonical textcc1e93ba43f2c9cc2f63c2e903f8c1e446f6eec481302ac7d0e82d577df8d78c
Markdown1144506fcd21c4990833d4bd31b53daf8f71bcbc203d0dec1f035ad71cb182c0
PDF
Publication pagefcb50a5d6049f7f0e9cfeb700c894cb8f4f0d1596c241129d58a21d438fa1949
Manifest748158c5fc892820007ff9d679922ace5bfbad1436141214615ddd4055250a03

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
Signaturer9RIo6EOTIVoEB3fVLhTJQpmd4Gj38fj0d8ZfsOq3C0F4L0GRZLZYpXH2jhAbN1eSLZT8XJ7Rw8kT4FYr8H7CQ==
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

2026-09-17T10:52:52.081473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055622
observed fcb50a5d6049f7f0e9cfeb700c894cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.063214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055622/manifest.json
observed 748158c5fc892820007ff9d679922ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.046354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055622/publication.md
observed 1144506fcd21c4990833d4bd31b53daf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.028767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055622/publication.txt
observed cc1e93ba43f2c9cc2f63c2e903f8c1e4...
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.