OpenTechnical

OT-2026-000007938

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000007938) never changes.

Identity and time

Publication numberOT-2026-000007938 · never reused
Internal UUID01a0ae6a-908b-7cc4-b7f2-456a6d651cd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007938
StatusPUBLIC

Content hashes

Canonical text1091904290df82bfd769b972d80fe4901994c5e274b2ea693ec6ec7c3104bf39
Markdown095ef64b6109a867af423a4c6e5955f6484fbc0d4fbd85bea1262d332d9bd595
PDF
Publication pageed2af7f0640863bdcc2ddee6e1368c747b84883a0beef0aeea3f6632f4173ba5
Manifest40cdf3712c43467c304f3758eeae5e16d0fab92ba9523280f711023361991469

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
Signature8i0VE9cUzGpCPkX5IvVQ7CskGaXsbSPrGc+FgRGmbCiFGpAclaV7ReIgb1bRAqUD/m9GR4Bh1v2SAkZlsR6UBQ==
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

2026-09-17T12:20:26.568052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938
observed ed2af7f0640863bdcc2ddee6e1368c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.551235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938/manifest.json
observed 40cdf3712c43467c304f3758eeae5e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.532158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938/publication.md
observed 095ef64b6109a867af423a4c6e5955f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.514085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938/publication.txt
observed 1091904290df82bfd769b972d80fe490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.039305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938
observed ed2af7f0640863bdcc2ddee6e1368c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.020203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938/manifest.json
observed 40cdf3712c43467c304f3758eeae5e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.998416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938/publication.md
observed 095ef64b6109a867af423a4c6e5955f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.973492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007938/publication.txt
observed 1091904290df82bfd769b972d80fe490...
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.