OpenTechnical

OT-2026-000053660

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000053660) never changes.

Identity and time

Publication numberOT-2026-000053660 · never reused
Internal UUID01a0ae85-0a95-7458-9c70-0a6e684c6dac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053660
StatusPUBLIC

Content hashes

Canonical text2c86551e0c39eb5a695822951ef3bcb05de303a15b5ceb579149a6fd3f832218
Markdownaa56798df0db24dc0f8389ec884887fc11be1f01f82ed6529927788c67d38100
PDF
Publication page89338cc5fc647aeb9065c20a80f24a054974e53fbb8d5d19505fd9716b0240af
Manifest2df21a32bcd50359bb98a8a12c4247bcb31c61a89eaa4c9b191a44327dca9da9

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
Signature5L0NE+/azqgFiQrPxGnnopksU93aYKs51uWDslB2T9TLJM2LhUG/LsxvkLzxv9toKxgm0vxe9ZCR8c7pligwCQ==
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

2026-09-17T10:55:33.026679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053660
observed 89338cc5fc647aeb9065c20a80f24a05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.006058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053660/manifest.json
observed 2df21a32bcd50359bb98a8a12c4247bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:32.987760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053660/publication.md
observed aa56798df0db24dc0f8389ec884887fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:32.968500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053660/publication.txt
observed 2c86551e0c39eb5a695822951ef3bcb0...
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.