OpenTechnical

OT-2026-000056342

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000056342) never changes.

Identity and time

Publication numberOT-2026-000056342 · never reused
Internal UUID01a0ae87-4bd2-77dc-8e10-5763eabe9863 · 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-2026-000056342
StatusPUBLIC

Content hashes

Canonical text0ad69ae2794c2f0650f5d5a923410c22fd39fa2712bc90f05c156d31db0ec84f
Markdown0db6aa051a245da9db580c58c7ecf2336befc217c8d7cd70bc4e1a10d71ecf44
PDF
Publication pagef9415551f5147f50784ec3e24c7c8f30cc53fe88783b81802b289c9844139033
Manifest9078aae9ac9a62651e1a00461a7449cb118c2e2b52c35cab5fc0ed3a45253858

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
SignatureL1LBSJXupfjcMdS1rUwu3zsNDWOF1Oui39Npq98vZdFUsdvZHjHERvK6Rhu6KZEEnuJm7/ZqnBuBPcxact+dCA==
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

2026-09-17T10:50:51.060217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056342
observed f9415551f5147f50784ec3e24c7c8f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.042321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056342/manifest.json
observed 9078aae9ac9a62651e1a00461a7449cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.024166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056342/publication.md
observed 0db6aa051a245da9db580c58c7ecf233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.004748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056342/publication.txt
observed 0ad69ae2794c2f0650f5d5a923410c22...
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.