OpenTechnical

OT-2026-000100972

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100972) never changes.

Identity and time

Publication numberOT-2026-000100972 · never reused
Internal UUID01a0aea3-c377-71ed-892e-efc7ff994442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100972
StatusPUBLIC

Content hashes

Canonical text11e16e513d3a4b376bcf84c74a9dcf8fe8d515c0109f52048d7c9b316c114d43
Markdown29848629111fc9cd82a22e79e8ebc6e4bdc54185d62f6a161bb61493569f2b32
PDF
Publication page580a3c317cab928124f7550a147915af798c1449f06941161a440c620df7b203
Manifestd7a1700ba8549c9b9a9e1327010adc540e8da224905136eeec73795c80854698

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
SignatureveI5IOD9mW4Hh3VCJxj+J+ahK2NrUodfqkPnetLSvX0PoahUQq5sKmBHxSIhGbfoRgpcm5o7tGxbSTA6NgSfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:29.055183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100972
observed 580a3c317cab928124f7550a147915af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:29.038613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100972/manifest.json
observed d7a1700ba8549c9b9a9e1327010adc54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:29.021667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100972/publication.md
observed 29848629111fc9cd82a22e79e8ebc6e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:29.005089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100972/publication.txt
observed 11e16e513d3a4b376bcf84c74a9dcf8f...
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.