OpenTechnical

OT-2026-000008835

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000008835) never changes.

Identity and time

Publication numberOT-2026-000008835 · never reused
Internal UUID01a0ae6b-31b7-7229-a239-f3c4dac1af40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008835
StatusPUBLIC

Content hashes

Canonical textb6dbf378eb1d232e249ef950ceddfe9b9128e7ff27acb77de02e4281d9977462
Markdown1a00c413541204c7cffaa77454c779f2b4902411d8dc33fdfb3069539bd68816
PDF
Publication page617e80a71b2af0c8c330c5820e0451c6ac8ce2c4be2f1c87383cbe05c0f4d639
Manifest54c98f4477ae1f72329ecda4a73ccd9a27760a2568257621463159b5148e9a55

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
SignatureSfClf19vdd9CloHb1kgqnILTgaWMWu5P5YlnGPg/NQ+Cqg1A5uUFQM92x7YS9wow65DTpgD+YSMhK3SnKOh9BQ==
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

2026-09-17T12:17:24.126473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008835
observed 617e80a71b2af0c8c330c5820e0451c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.107098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008835/manifest.json
observed 54c98f4477ae1f72329ecda4a73ccd9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.086012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008835/publication.md
observed 1a00c413541204c7cffaa77454c779f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.061898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008835/publication.txt
observed b6dbf378eb1d232e249ef950ceddfe9b...
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.