OpenTechnical

OT-2026-000037022

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037022) never changes.

Identity and time

Publication numberOT-2026-000037022 · never reused
Internal UUID01a0ae77-7740-7da5-9cd4-678572b67c4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037022
StatusPUBLIC

Content hashes

Canonical text1b4f643d1ffebff26243d3a947f02e5930d53cbae767ad18cb360b8c15c28f84
Markdownd44d98d2a235b4ae054f33574c39190942ae563e496bc9fe1c93408c229f19a3
PDF
Publication pagecfe5d1adde7f57dffe71e5978bb0e66fd7bf629eef00109b7879c1cae4c86bee
Manifest038bc1eea966359da93e77efd53a26ca9f8623bbb8474e2e6c7228a27e2782d4

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
Signature7Slq8n3qDI5XXIu0Ct2HdRU5Ixjw9J3j14AZFbPiethX/MXtu2fCttlm7qG2lU13KYibqKaGJ5zcyJ2lkn3aCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:24:50.327387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037022
observed cfe5d1adde7f57dffe71e5978bb0e66f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:41.812648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037022/manifest.json
observed 038bc1eea966359da93e77efd53a26ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:41.793960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037022/publication.md
observed d44d98d2a235b4ae054f33574c391909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:41.775344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037022/publication.txt
observed 1b4f643d1ffebff26243d3a947f02e59...
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.