OpenTechnical

OT-2026-000050522

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000050522) never changes.

Identity and time

Publication numberOT-2026-000050522 · never reused
Internal UUID01a0ae82-5c49-7f63-9a8d-88f5f6f671e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050522
StatusPUBLIC

Content hashes

Canonical text2b3218bc0a4af37ee02f1150cc2c183211a4e7c2fa3c0c0aefcd72263c60e351
Markdown167117f28c4741f71bf969d549e80f6680c3036c90b8adf19f6e7808c58db880
PDF
Publication page7b3581688dcca7a6732bcda1218922e3b892cef54c2d2394503f236c3c1eb4e6
Manifest94842f922fa90c12e1a53602686824dc9892df2e5228f2a4dac6b341a12b832e

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
Signature6arsjnovcVVfmo7WcnSgkGZgbPhCzsIBXD0yaAKj62NKU3SfsWhjKJQL0xts5Qy08oQlxnLiBksOKSzXdZ1/DQ==
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

2026-09-17T11:01:36.914119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050522
observed 7b3581688dcca7a6732bcda1218922e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:36.891281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050522/manifest.json
observed 94842f922fa90c12e1a53602686824dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:36.788562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050522/publication.md
observed 167117f28c4741f71bf969d549e80f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:35.042395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050522/publication.txt
observed 2b3218bc0a4af37ee02f1150cc2c1832...
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.