OpenTechnical

OT-2026-000057869

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three 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-2026-000057869) never changes.

Identity and time

Publication numberOT-2026-000057869 · never reused
Internal UUID01a0ae88-6ed8-7b3d-b9d3-1825865879fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057869
StatusPUBLIC

Content hashes

Canonical text724d2e273fd4f813dca45a46a360b624fbf9940bce443c5b251d6071a8029451
Markdownef7b631c8ddc6d8c008f0b4fccb4f61b53133ec01c4451a9dc7d42b26ae68e42
PDF
Publication page075353adfc2a62e427318223b25fb5e0aacbfaaa9035d488635027adde6b34e8
Manifest3460a9ca18d978a897acdb0b9de5d9c0e8bf90c5460b1c6573e70b3c0a4beda7

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
SignatureGYejDOjPX9KqF/RKo7lDsD5Ji8aogdtHoiUo6TDkfk+dF1sx8O6p6HQ3mcLEykTTgGZQSpVSdXYWHQMoR9DaBQ==
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

2026-09-17T10:47:27.270810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057869
observed 075353adfc2a62e427318223b25fb5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.253693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057869/manifest.json
observed 3460a9ca18d978a897acdb0b9de5d9c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.234762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057869/publication.md
observed ef7b631c8ddc6d8c008f0b4fccb4f61b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.216254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057869/publication.txt
observed 724d2e273fd4f813dca45a46a360b624...
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.