OpenTechnical

OT-2026-000061482

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000061482) never changes.

Identity and time

Publication numberOT-2026-000061482 · never reused
Internal UUID01a0ae8b-7b43-7bf0-a19d-d294c960cb17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061482
StatusPUBLIC

Content hashes

Canonical texta63cb4f10c475509b8129014e64eef51664126e93aad225f9fc3c659a5b06b85
Markdowne12a2bfb3b81a2e839a43d44b5b12322f27312a136ae10a51efca37b195e4516
PDF
Publication page16a4999b377b96f513be6241cc6de29ac2b3a0b6753682a2cfaa61f4e6e0582e
Manifest251276075a44d1390be63775ec11523039d3e4c991dc2f662acd83bdf02d8e45

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
SignaturefkRVwoAml4jHMUHeyycwbHmxfwBtpCmvfxPh2xp1R5lSIfIH72NeBfvD+9iZ9owfY03CdL25n3IwYjto2DByAg==
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

2026-09-17T10:41:22.292512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061482
observed 16a4999b377b96f513be6241cc6de29a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:22.274889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061482/manifest.json
observed 251276075a44d1390be63775ec115230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:22.257797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061482/publication.md
observed e12a2bfb3b81a2e839a43d44b5b12322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:22.241002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061482/publication.txt
observed a63cb4f10c475509b8129014e64eef51...
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.