OpenTechnical

OT-2026-000008223

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000008223) never changes.

Identity and time

Publication numberOT-2026-000008223 · never reused
Internal UUID01a0ae6a-908d-76d5-aa02-8db442a9baea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008223
StatusPUBLIC

Content hashes

Canonical text0e422570a781b787501e01eefa3e6556bba7d18b8689b64461ccf5a6961e7611
Markdownb1ac0f61cc977be9f389ac6530cdf96ff29d05c6196aba0fc09894711244f5d1
PDF
Publication pagece6f3b705f735540e370a8260f6829333bf9b08ee528603a98b02c4e25fc0125
Manifest6f8ed4641e348475440107a73d0b854798e1d92766a9a890630fc5fd405d4eb2

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
SignaturegkjR+Ig9i5ua5ct/NUIOxq/72hrySDbILMmSlQmIbMXP4cRNF6da96VCMLY2VCbJ5dzW/+1gE7+2Aaw9fXfDCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:38.475364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008223
observed ce6f3b705f735540e370a8260f682933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.432776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008223/manifest.json
observed 6f8ed4641e348475440107a73d0b8547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.413252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008223/publication.md
observed b1ac0f61cc977be9f389ac6530cdf96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.392298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008223/publication.txt
observed 0e422570a781b787501e01eefa3e6556...
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.