OpenTechnical

OT-2026-000044822

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000044822) never changes.

Identity and time

Publication numberOT-2026-000044822 · never reused
Internal UUID01a0ae7c-911b-76db-a8c6-5f49fec14654 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044822
StatusPUBLIC

Content hashes

Canonical textac8a6fe90dba5a05dc08b90221c79be1262408e005ddbbcf9171c43d6839a31e
Markdown4df5e5cf6e5ed39599b27c16d5d029b6f2f656c98fab433ce47ab1d5f2b74cc7
PDF
Publication page1c27fe55e7e44dca5ed379c11bbe3df27bcfe124e88654daf46a4d4d5c2c66eb
Manifesta7724185d156169cac942088f3d10285edf2605394ab69716ac4e1fcf1f1cd47

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
Signaturev2tsK9CHaJ8CyGA0MlCUI5HoINgRyJNpGjyUJKRb7oQ/mHWhATmguMB8xoRa16MIkvmpurYvfWV8WBRQu1F9BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:27.525716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044822
observed 1c27fe55e7e44dca5ed379c11bbe3df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.505516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044822/manifest.json
observed a7724185d156169cac942088f3d10285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.485241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044822/publication.md
observed 4df5e5cf6e5ed39599b27c16d5d029b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.466068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044822/publication.txt
observed ac8a6fe90dba5a05dc08b90221c79be1...
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.