OpenTechnical

OT-2026-000102846

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000102846) never changes.

Identity and time

Publication numberOT-2026-000102846 · never reused
Internal UUID01a0aea4-be3b-7903-be12-895349ba3d54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102846
StatusPUBLIC

Content hashes

Canonical text0f910442e68ef9cb05e9aaa6a6ed68db5f5734f3608a1c3b11a2e683f769feba
Markdown53c5b91b7c268cd733d20bc216c879a7ec90a715f11d9d44e8bf95304e38ed16
PDF
Publication page773f1f9cb4ac0fc25c3687f865e8460af102f0848caebd1451d208cfb806d9a0
Manifestcd50383446af28031f288ef7ca8390f2e834cadc7261d8d6bcb3f9864311008c

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
SignatureKz1JuzOuMcG51wlxrpM3WYtpeRYimAeqg+vEmGB67p6fnvtEBmzS7SsSqoaiybxKSrn+Ox5UJ0T7Goqyh0wCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:51.233037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102846
observed 773f1f9cb4ac0fc25c3687f865e8460a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.216065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102846/manifest.json
observed cd50383446af28031f288ef7ca8390f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.198085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102846/publication.md
observed 53c5b91b7c268cd733d20bc216c879a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.180644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102846/publication.txt
observed 0f910442e68ef9cb05e9aaa6a6ed68db...
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.