OpenTechnical

OT-2026-000103077

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single 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-2026-000103077) never changes.

Identity and time

Publication numberOT-2026-000103077 · never reused
Internal UUID01a0aea4-be3d-7726-ab68-3bdabedc7b9e · 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-2026-000103077
StatusPUBLIC

Content hashes

Canonical text0dc8071b9275673f2d2657e365b1de811f1823df177e186cac00f68831ac19ff
Markdown4f0811f71376e73acb6dfad1613af71cba519dabfe0384784544eb3cbd28ec32
PDF
Publication pagee0ed747dada0dffef3a5a9a8e39ea29fa5d8abd718aaf934ed9d533f134bc066
Manifest7e49c9091ee8e6d392f305e62d1b535a4708b5ebf05f2e11760efc321134e09b

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
SignaturebLL1HQxXfPDpyUD03McuyxRM0aEMCARwjebtaQpR235JI6+Qv/hVW+VRpSGprfkTMGuRSpTLDE4oPXnvUXXLCA==
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

2026-09-17T09:23:12.173157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103077
observed e0ed747dada0dffef3a5a9a8e39ea29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.157778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103077/manifest.json
observed 7e49c9091ee8e6d392f305e62d1b535a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.140382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103077/publication.md
observed 4f0811f71376e73acb6dfad1613af71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.122362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103077/publication.txt
observed 0dc8071b9275673f2d2657e365b1de81...
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.