OpenTechnical

OT-2026-000094643

Publication integrity record

Two cup vacuum gripper, two 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-2026-000094643) never changes.

Identity and time

Publication numberOT-2026-000094643 · never reused
Internal UUID01a0ae9f-2dec-78b1-8992-bc5aad9f0319 · 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-2026-000094643
StatusPUBLIC

Content hashes

Canonical text7cf8599622239d389fc685fc98b44eed1e1a4245620ed69369adaddd86f56aba
Markdowne338669d2a1dcc13049d59178ac8f240bbe3342fec99ab008f2768e3f7fc0929
PDF
Publication paged31761bc4c4b5510114e05b4db37b7bc416b389802bc913c41b36fc5ad5ced02
Manifest7abe6913daa83caec738ab4d2d908554d0ae539fbf6ece3a5c50da2e4102d8aa

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
SignatureiFAFIOd29RwIOHQWA5Sxoa3TWpH8VAD0d8MUA5yqx1R55GzQiKYWt1nhl3M4SyxqRnBegtpgUuQ1DcjvzjSuBA==
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

2026-09-17T09:37:05.190600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094643
observed d31761bc4c4b5510114e05b4db37b7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:05.174979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094643/manifest.json
observed 7abe6913daa83caec738ab4d2d908554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:05.157566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094643/publication.md
observed e338669d2a1dcc13049d59178ac8f240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:05.141871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094643/publication.txt
observed 7cf8599622239d389fc685fc98b44eed...
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.