OpenTechnical

OT-2026-000057107

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000057107) never changes.

Identity and time

Publication numberOT-2026-000057107 · never reused
Internal UUID01a0ae87-d5b8-7ad7-b5b9-48d4c5339190 · 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-2026-000057107
StatusPUBLIC

Content hashes

Canonical text6f6527f4569830ed9caa307e3c93496d3e413c8144ef2c0ef40a430bf3544893
Markdown6fde2c799684d2f499d245e4bb305cab3b2138d06cfd1455b870c0aac7d62f58
PDF
Publication pageeba5dbff9328712a94332396bb98d5b387f14230fab0dfac7793df00d17043e2
Manifestac791c68e1abcc048b67b1845d86d12e25a5c091bbc15898cf0fe07404c9f7fb

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
SignaturetW2OT//nX0ciTAeclVt2Ix9Q4kAV8nAFxzEL0J657zCMLqeOaBqxY+uwVWiAWOifWD4/cwfQMDNIAMI143kRAg==
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

2026-09-17T10:50:04.661314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107
observed eba5dbff9328712a94332396bb98d5b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.642443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107/manifest.json
observed ac791c68e1abcc048b67b1845d86d12e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.624451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107/publication.md
observed 6fde2c799684d2f499d245e4bb305cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.608078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107/publication.txt
observed 6f6527f4569830ed9caa307e3c93496d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.444019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107
observed eba5dbff9328712a94332396bb98d5b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.426494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107/manifest.json
observed ac791c68e1abcc048b67b1845d86d12e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.408353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107/publication.md
observed 6fde2c799684d2f499d245e4bb305cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.392151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057107/publication.txt
observed 6f6527f4569830ed9caa307e3c93496d...
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.