OpenTechnical

OT-2026-000052214

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000052214) never changes.

Identity and time

Publication numberOT-2026-000052214 · never reused
Internal UUID01a0ae83-e790-7ed0-b416-5c2c5e7080f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052214
StatusPUBLIC

Content hashes

Canonical text7ff543e9804ceaf414139612b94311a8a974f5dd2d9794e89528e84d7486741b
Markdown8bcb50776d655b7686c19a1490c49c4a52c7ecc7432894bbf055090f3d4d4395
PDF
Publication page43e8c5514e4487ff61fde1a38f56bb14f33f80b3e9f684c292bf64306f3afee8
Manifest5545632e1ba0255be73cdf9881195fb635273bb00435e2d26cef87af1e57c189

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
SignaturenDnyM3t8KNq06o1/iPgb8T0pStJxhBmnkQru/S8zYf7x3Nv7zvqnkUTOWuI10mi/SxrI5+lIc55EVPNjjDpbDQ==
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

2026-09-17T10:57:47.064797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052214
observed 43e8c5514e4487ff61fde1a38f56bb14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:47.047392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052214/manifest.json
observed 5545632e1ba0255be73cdf9881195fb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:47.029763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052214/publication.md
observed 8bcb50776d655b7686c19a1490c49c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:47.011648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052214/publication.txt
observed 7ff543e9804ceaf414139612b94311a8...
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.