OpenTechnical

OT-2026-000057853

Publication integrity record

Three cup vacuum gripper, three 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-2026-000057853) never changes.

Identity and time

Publication numberOT-2026-000057853 · never reused
Internal UUID01a0ae88-6ed8-77f4-8021-31a55164ef1d · 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-2026-000057853
StatusPUBLIC

Content hashes

Canonical texte4d29b18d5ea8c998399a493c784bbbe09c885e32b1eb8de1f595f4b50c7d56e
Markdowne71379c7dd4de2d0ed50f5d6f7eea279eaea893c5b760096dc6a48f4ade3c7c6
PDF
Publication pagef87c74d3ef9c64d162e669083fa11db87e1f43a16961d26d67c0a7cba5b85a29
Manifest0866fc8dc822aac0592a6e2f1a5c37367fab0407312338e3a033ca647d36261e

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
SignatureMMCPWIRYYBtoPtDJn34p3JiV+70veoAjueHI24AwuH71j46MaIkGYyeijQR00DFdGPSjAOYCLb90rljvbieACA==
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

2026-09-17T10:47:26.019885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057853
observed f87c74d3ef9c64d162e669083fa11db8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:25.998586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057853/manifest.json
observed 0866fc8dc822aac0592a6e2f1a5c3736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:25.979112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057853/publication.md
observed e71379c7dd4de2d0ed50f5d6f7eea279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:25.962441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057853/publication.txt
observed e4d29b18d5ea8c998399a493c784bbbe...
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.