OpenTechnical

OT-2026-000057362

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000057362) never changes.

Identity and time

Publication numberOT-2026-000057362 · never reused
Internal UUID01a0ae87-d5bd-7921-a8ab-635d9780f811 · 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-2026-000057362
StatusPUBLIC

Content hashes

Canonical text52d9a1590bf050b097504f710ee1b8614e08043f4c4d284456bba9489ec80e73
Markdownf7e90efe3bbb07025049ac1ddbbd216a118eb94f6652fae37a1e04ae8163a682
PDF
Publication page4be3b212280c5dba34f6346d508f4f29453af57cecff0fefad0ed0c30a4c7ce2
Manifestc3426ef46b1deb620e17ee61ffaef2f5206f6c2daf9caec2c79b40f2e6097b2b

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
SignatureHOKGdZWtVi27ub7Xj4cgGEIPCOczfzvKffIK6WPhnZOT8YKh2O3rBwYrhz2ryZeq99X3yFAfFTtic2ZAC6zyBw==
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

2026-09-17T10:50:29.375910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362
observed 4be3b212280c5dba34f6346d508f4f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.356868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362/manifest.json
observed c3426ef46b1deb620e17ee61ffaef2f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.338550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362/publication.md
observed f7e90efe3bbb07025049ac1ddbbd216a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.319147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362/publication.txt
observed 52d9a1590bf050b097504f710ee1b861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.549714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362
observed 4be3b212280c5dba34f6346d508f4f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.534545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362/manifest.json
observed c3426ef46b1deb620e17ee61ffaef2f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.517624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362/publication.md
observed f7e90efe3bbb07025049ac1ddbbd216a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.500276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057362/publication.txt
observed 52d9a1590bf050b097504f710ee1b861...
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.