OpenTechnical

OT-2026-000027075

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, pulsed blow-off before 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-2026-000027075) never changes.

Identity and time

Publication numberOT-2026-000027075 · never reused
Internal UUID01a0ae72-3453-740e-9565-942dcc516aef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027075
StatusPUBLIC

Content hashes

Canonical textfe2762e988883524c13a5dcd2d36cad8d2eabc48f8dabe89ad06c80551586c0b
Markdown2a8114244d04b5592efab915e8a2c3a9929667a69db543d706f931b6bda60183
PDF
Publication pageb93bbd54cbe161c6094c9bff8cb53909dcf5dc0ca066f67607c0872b4c952672
Manifestac0fc39e1e8918800c7aa175efcebb48e24d51e52f27bc979af1923e867a3af6

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
SignaturewMK2d2Uc5vUM1OxIhFywi+rrijJVCd+5YUw60bf9rArpnwAVqjV3ChMS98c3ThZvt28eCbrbxMN1VOmOW9JyCw==
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

2026-09-17T11:43:50.324782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027075
observed b93bbd54cbe161c6094c9bff8cb53909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.305074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027075/manifest.json
observed ac0fc39e1e8918800c7aa175efcebb48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.287933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027075/publication.md
observed 2a8114244d04b5592efab915e8a2c3a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.269923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027075/publication.txt
observed fe2762e988883524c13a5dcd2d36cad8...
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.