OpenTechnical

OT-2026-000054914

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000054914) never changes.

Identity and time

Publication numberOT-2026-000054914 · never reused
Internal UUID01a0ae86-5e7f-70e1-8bc8-c2ff3961006b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054914
StatusPUBLIC

Content hashes

Canonical text84ea9264d413d30bba5f0f5d166ba19396f34e3e812e1e0becf3c51e199879f4
Markdown2d3f52693fb6b35f0f4a70d1f14abb56d6ddb1e62b4fdd24db2e9efefa9b6159
PDF
Publication page4f6192e7e9fa38d0a508d8519c964f6904fe2a836cc336a9c9386de70f70035d
Manifestbdcbb731e30149e3925422008611f57fb9b1b296fa6a777217185c0afc36ff94

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
SignatureyBv4ZsDGUX90TIC0XvecCcUnnBURVAAcpQqdPevae2DZdNqh+iBNIu1q5rri0yR8cSaQ/ZkkjLAHrc68yIb/CA==
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

2026-09-17T10:53:00.822659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054914
observed 4f6192e7e9fa38d0a508d8519c964f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.804084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054914/manifest.json
observed bdcbb731e30149e3925422008611f57f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.785959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054914/publication.md
observed 2d3f52693fb6b35f0f4a70d1f14abb56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.765765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054914/publication.txt
observed 84ea9264d413d30bba5f0f5d166ba193...
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.