OpenTechnical

OT-2026-000009499

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000009499) never changes.

Identity and time

Publication numberOT-2026-000009499 · never reused
Internal UUID01a0ae6b-7562-71d0-8d85-65dadf81eb34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009499
StatusPUBLIC

Content hashes

Canonical texte48b99a1cc5f088f6415c56de8a5692141a0ba885117c47c55a09afe45f3fc3f
Markdownbc766e22fcfe4499db809af86a0d7504f5ad7e7f347a2de8cf12786994028205
PDF
Publication page03f20fad2b0630a23cb58dc18c78cca518d71081630e0d78743507cf620b8991
Manifeste09c849f80afa7443159f570d44f13f28aafba00bcbbb83319bce90aacbaecc2

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
SignatureHQ+60QLxnlzWolZnTM3Zp28juZBcETuYQ0QwK64XoEJrkjZxO+poik8w91Y2zCtZNMcXBGvMNbp183kPt0cvAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:54.299813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009499
observed 03f20fad2b0630a23cb58dc18c78cca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:54.279766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009499/manifest.json
observed e09c849f80afa7443159f570d44f13f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:54.257284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009499/publication.md
observed bc766e22fcfe4499db809af86a0d7504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:54.237321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009499/publication.txt
observed e48b99a1cc5f088f6415c56de8a56921...
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.