OpenTechnical

OT-2026-000043236

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed 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-2026-000043236) never changes.

Identity and time

Publication numberOT-2026-000043236 · never reused
Internal UUID01a0ae7b-327c-75df-a707-964bcf7aeb09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043236
StatusPUBLIC

Content hashes

Canonical text46d6d01fb21a93509207b3624058c3cfebaa50e2d52d95fd6188f773a038e5e7
Markdown39a814d233a5f02f12c408ba0c223cc7bb137c041f7bc1d3fb48185c5629485b
PDF
Publication pageeee5f5b60f7851887a02cf04ca671a13775664abf9196a27ec4c1032f66d9e8a
Manifest2643493f47fa8bc75e1f49bf5799902c32391ce48540e493a3cf9df2d60f749f

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
SignatureJg3TFI0GgSekFhBbig3WrrZ2pzjDmBwvawvIPLciDmWUOCv38p9hKLaTlhyJreJ3838alGXtgQsDhF9w0tfuBQ==
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

2026-09-17T11:13:42.556707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043236
observed eee5f5b60f7851887a02cf04ca671a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:42.536330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043236/manifest.json
observed 2643493f47fa8bc75e1f49bf5799902c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:42.517993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043236/publication.md
observed 39a814d233a5f02f12c408ba0c223cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:42.499455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043236/publication.txt
observed 46d6d01fb21a93509207b3624058c3cf...
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.