OpenTechnical

OT-2026-000067276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000067276) never changes.

Identity and time

Publication numberOT-2026-000067276 · never reused
Internal UUID01a0ae8f-6bd6-7500-972d-e3cf51693479 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067276
StatusPUBLIC

Content hashes

Canonical text10ca1183c227979cbddd1c376d7ac8d6cf9e694668ceef4b75e6de403c019858
Markdown2f1ce7483bb0f8e98973553f172e2cf37aa2a2d49d3991ee5ba6292bc4225ffb
PDF
Publication pagee032f226b4f870bf3996ffcb18f80fc26e76d059e1c6429343ca5f1839065cf5
Manifeste9c463a86f640f255fd18f8190dd81f27fbeb7a2aa16163ecde8e843eef2e9a0

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
SignatureF1rwKWd/x6u7IlqerM6KScmtQOphcuu1xDmf2VdxQ1Uk72Ypebgny7s0hfvoa9V9dTniE94T+jDCWjfAfmSaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:57.493299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067276
observed e032f226b4f870bf3996ffcb18f80fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:57.474615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067276/manifest.json
observed e9c463a86f640f255fd18f8190dd81f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:57.458897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067276/publication.md
observed 2f1ce7483bb0f8e98973553f172e2cf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:57.440407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067276/publication.txt
observed 10ca1183c227979cbddd1c376d7ac8d6...
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.