OpenTechnical

OT-2026-000094747

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000094747) never changes.

Identity and time

Publication numberOT-2026-000094747 · never reused
Internal UUID01a0ae9f-2ded-7809-9180-536a1e612fdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094747
StatusPUBLIC

Content hashes

Canonical text7756a203b666388d1fbd94b7de4f6148f112d8f077fb81a88db6df63cd698449
Markdown40199ee7a12db05658e2516c8b0641645a94ee859bfc8d9f881920df0c140069
PDF
Publication page0352c6e7d5ec54698aaa1c794c684b0ba8e5fd7bca65590015dfb118d3c4241a
Manifest8db65cbe58e01a4e9ba462623ee2d1556c52382db826ca7e450ba96223c9985a

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
SignatureN5vSEtSBKggXpzPrIsmiH/SMp05N/BrPicYDyFCxqIsUgWOwoHuC7p8OkclL0z5BqrvA8iy7GorKSbq6ldvMBw==
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

2026-09-17T09:37:13.065964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094747
observed 0352c6e7d5ec54698aaa1c794c684b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:13.049661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094747/manifest.json
observed 8db65cbe58e01a4e9ba462623ee2d155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:13.033577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094747/publication.md
observed 40199ee7a12db05658e2516c8b064164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:13.016651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094747/publication.txt
observed 7756a203b666388d1fbd94b7de4f6148...
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.