OpenTechnical

OT-2026-000082479

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained blow-off 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-2026-000082479) never changes.

Identity and time

Publication numberOT-2026-000082479 · never reused
Internal UUID01a0ae97-4d97-730a-8b38-527ec467e2d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082479
StatusPUBLIC

Content hashes

Canonical text330a6ce3535b7de75b702fe1b2663db59d66d59e3d74552ce5f080eb66a00bcf
Markdowne06260c2caeabcbe51733a073c437301cba10bc6593bc5bde428e88a78d20ead
PDF
Publication page70cd54101b88f83866c6f4861f90639e8397958dc658401128e98a236b61adea
Manifest1cf04d4b4889b5fa7c5042eb9c9317fb51b37aaa714a81e68fa6650486e0a8e5

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
SignaturehJuug47CZ5WrD9uH5S7bwCPHMaV6i0K3hm9QD3mX3vZkP8bw6J7CiS6HyQQ+NRSIDvoFp4cW3nHhTAcIAvPoCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:29.073052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082479
observed 70cd54101b88f83866c6f4861f90639e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.056385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082479/manifest.json
observed 1cf04d4b4889b5fa7c5042eb9c9317fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.039694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082479/publication.md
observed e06260c2caeabcbe51733a073c437301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.023036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082479/publication.txt
observed 330a6ce3535b7de75b702fe1b2663db5...
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.