OpenTechnical

OT-2026-000031418

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, 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-2026-000031418) never changes.

Identity and time

Publication numberOT-2026-000031418 · never reused
Internal UUID01a0ae74-87ad-74eb-8ad5-ae87a0239822 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031418
StatusPUBLIC

Content hashes

Canonical text184716e4fcb4e6a72e28b02315adb862e54f0f00b3ca1cf1c2967ba258d3aa77
Markdowncd64aefa8e708c2d007f0d5e57a94747d69e64fbffa45226f8e9c112142619ff
PDF
Publication page134109e480b70be471175a1100d6ede7fe1b869d1ff4e2d04a008fb51ea0ab0a
Manifestbb54525e12b7e8e59d888c55441d051449e472da192a874d9717fc2db1e8c401

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
SignatureQOozzndaq6ILNxS7c6zSPJ1GAnxmDDdkBHZFyDPaAkIjnPjQMHemMdBjLBWlKCQ3DHKpw8ZU74rdsJY5NnJUCA==
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

2026-09-17T11:36:08.115561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031418
observed 134109e480b70be471175a1100d6ede7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:08.098877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031418/manifest.json
observed bb54525e12b7e8e59d888c55441d0514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:08.082377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031418/publication.md
observed cd64aefa8e708c2d007f0d5e57a94747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:08.062578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031418/publication.txt
observed 184716e4fcb4e6a72e28b02315adb862...
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.