OpenTechnical

OT-2026-000034190

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000034190) never changes.

Identity and time

Publication numberOT-2026-000034190 · never reused
Internal UUID01a0ae75-df0d-75db-9904-5dbb5a822b06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034190
StatusPUBLIC

Content hashes

Canonical textfbad078ed232e17a40072ab14c61e5ad60551c65d179c7fdf09802f3ab94f2bb
Markdownb5596110631742a6393007f1db9353fa67de46b236281739791a2ac305885c59
PDF
Publication pagef56d80a4d73ca153c6f2cdb38a9a7ff52e082cf9d636d46f9b70a7f28c1b66b2
Manifestd1bff904ba0acb0a918833dbff704d07a4395658ef87b75f2dbd389df4399b05

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
Signature7fU0PPKCc3o3PBf8UH9PgEuDx6e6EdWL1AaOv/5DBgG3d/nzd1wN/fY6gpB7YU0M1CvY6hGO06ynf8SNywQCAA==
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

2026-09-17T11:30:43.748940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034190
observed f56d80a4d73ca153c6f2cdb38a9a7ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.732927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034190/manifest.json
observed d1bff904ba0acb0a918833dbff704d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.715233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034190/publication.md
observed b5596110631742a6393007f1db9353fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.699004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034190/publication.txt
observed fbad078ed232e17a40072ab14c61e5ad...
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.