OpenTechnical

OT-2026-000061881

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000061881) never changes.

Identity and time

Publication numberOT-2026-000061881 · never reused
Internal UUID01a0ae8b-b8ad-7719-80b3-ea6a2b034a4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061881
StatusPUBLIC

Content hashes

Canonical textc4f6a872e09a2e7f5f42e536a2df6171b98dfb0ae10883d62bc187bfcbd4f0d8
Markdownb0ce65b196938b84bb05e18f4449b8e0b043b994d73c209fd7b7d1a936c8518f
PDF
Publication pagef4df33485e77980195fcfef05ab55544ba5d87f7192b492630ad01228344dad4
Manifest0c4117818b7c75df08cb45cb25a13f22680e6d3d5138fa35e88174355b7ce11f

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
Signaturel0dVtSHfIBMpK1S83ge2Eki/WOPhAE6JDemv4w/Xzq+hm8BEVCi6d2Qjin5m/8nvARvwB+67SlRHZ8fSXnvfBA==
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

2026-09-17T10:40:44.834457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061881
observed f4df33485e77980195fcfef05ab55544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.814576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061881/manifest.json
observed 0c4117818b7c75df08cb45cb25a13f22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.794542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061881/publication.md
observed b0ce65b196938b84bb05e18f4449b8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.773336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061881/publication.txt
observed c4f6a872e09a2e7f5f42e536a2df6171...
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.