OpenTechnical

OT-2026-000058081

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000058081) never changes.

Identity and time

Publication numberOT-2026-000058081 · never reused
Internal UUID01a0ae88-6eda-7466-8cef-8c96bd2dfa08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058081
StatusPUBLIC

Content hashes

Canonical text595ae7e89031072cfebd94b086aab1fff6d146bf5de7915f854ceef0e2582445
Markdown813835887da9dd706e9dde3fc818fdfc4669475884644f56247cebafb6d8d6e9
PDF
Publication page6ccfa0e130d4c77dff1d9e5ad26ce0ff7b7a1ed2902a868c8338b6318d1e1329
Manifesteed735a49e00d80fca3f3ef1f30066758f1aac491e25bdf3b2756b5210134b4f

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
SignatureOKfA2Esc2d50ii39qZEAupcWoF2wrmbA1Lo2U/19ZHxCMsIFk/i1RjqKtwuIZj4KF1B17JD/ZbpsWHOYwS/UBg==
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...

Independent retrieval

2026-09-17T10:47:44.443932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058081
observed 6ccfa0e130d4c77dff1d9e5ad26ce0ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.424149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058081/manifest.json
observed eed735a49e00d80fca3f3ef1f3006675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.406270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058081/publication.md
observed 813835887da9dd706e9dde3fc818fdfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.387726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058081/publication.txt
observed 595ae7e89031072cfebd94b086aab1ff...
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.