OpenTechnical

OT-2026-000070137

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000070137) never changes.

Identity and time

Publication numberOT-2026-000070137 · never reused
Internal UUID01a0ae91-1862-7a74-8330-6d69af5030ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070137
StatusPUBLIC

Content hashes

Canonical textfe66221a774c0c05ced3a3daa475450cb7c804ad9da0e34fcf6e3dd3ce28d3bf
Markdown47350a1e34732dcc301f24d096b6f5bc87316d2c0b8f118e5404bb6c1e08b05e
PDF
Publication pagead8ecd3f6330d6fcf783bd1a58374c12408615164a5e853e14bc27fe129978c4
Manifeste278e733a57ec06c749eb8a88514c6e71f55e7210c16146bd44a0b4aabf66abb

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
SignaturePVK7awQ5gR5W0oBAPRpvtAHA7lZQ6t8IP+vkZIvn3ojjBFr/FUzoiK04Bnr/DIQRoRZ8xw8nzUCMfnL0+JRRBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:10.782011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070137
observed ad8ecd3f6330d6fcf783bd1a58374c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.764314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070137/manifest.json
observed e278e733a57ec06c749eb8a88514c6e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.745367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070137/publication.md
observed 47350a1e34732dcc301f24d096b6f5bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.726929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070137/publication.txt
observed fe66221a774c0c05ced3a3daa475450c...
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.