OpenTechnical

OT-2026-000008259

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000008259) never changes.

Identity and time

Publication numberOT-2026-000008259 · never reused
Internal UUID01a0ae6a-908e-7d4c-ae79-32b53f072618 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008259
StatusPUBLIC

Content hashes

Canonical textd6c270536ff2c4a31f0555ad2bff41bbd225641cebf04b93b4fb906b94b15770
Markdownba93ff2541db46047861cf46f5320c442f8356afe9ca9d7c2ca5a4b5cd1288d3
PDF
Publication pagec7ba827de5005c7ab40416420550db85ccd7cf98e15481fec1253d6bc89c1658
Manifeste6f29d43ac88bc82c404fa615687f14c39c25f6d3516d55a106867b0f31fa83d

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
SignatureMMd45E0vZL3kB2UxH6zUYxYfblBI0r3rNVuMrWJvC6crbSUlfdGEeBEqYVpsMIZSW4pk0N1RqHHU6v04CnsJBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:41.419206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008259
observed c7ba827de5005c7ab40416420550db85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.399502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008259/manifest.json
observed e6f29d43ac88bc82c404fa615687f14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.382240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008259/publication.md
observed ba93ff2541db46047861cf46f5320c44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.364480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008259/publication.txt
observed d6c270536ff2c4a31f0555ad2bff41bb...
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.