OpenTechnical

OT-2026-000057463

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000057463) never changes.

Identity and time

Publication numberOT-2026-000057463 · never reused
Internal UUID01a0ae87-d5c8-722d-b8b5-a8bd0a557539 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057463
StatusPUBLIC

Content hashes

Canonical text23b80ff2b50f3b10a52536e3229c060725f8b7d02bbe9618600d5c00410eed7f
Markdown13ce4a57a25f19036b0ea95e98bb242c0745f8204128caa925717f5a052af043
PDF
Publication page78ea0dd9ab1e5e29fe9dae740ce4b9fbacef0674f8d189cab0ca836a223e3640
Manifest0b5087abc54faf8f039fe8134e6c1180a7ac8023c840309548c236f28c59932a

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
Signature19X89Brf/znFaLhiWinDDkjO4Sd4EypG9bd2MW/vSYjzfpA7cVArk2U8AS0Sa3M0G6pUNx5YO4BG4VT7Qv39BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:45.820008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057463
observed 78ea0dd9ab1e5e29fe9dae740ce4b9fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.802237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057463/manifest.json
observed 0b5087abc54faf8f039fe8134e6c1180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.783410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057463/publication.md
observed 13ce4a57a25f19036b0ea95e98bb242c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.764917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057463/publication.txt
observed 23b80ff2b50f3b10a52536e3229c0607...
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.